Grade 6Home Science

Cooking Equipment

Charcoal jiko, gas/electric/paraffin cooker, firewood stove — cleaning, safety, improvising (3.5, 4 lessons).

📖 9 min read · 2 worked examples · 8 practice questions

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The lesson

We're embarking on a really practical and exciting adventure today. The theme of this entire lesson series, which is part of the official KICD Strand 3.5, is 'Introduction to Cooking Equipment'. This is all about the tools that make the magic in the kitchen happen. To make sure we're all on the same page, let's look at our learning objectives for this lesson. First and foremost, we will learn to identify common cooking and food preparation equipment. That means being able to name them and know what they are for. Secondly, and this is super important for safety, we will learn how to clean and maintain this equipment properly. Knowing how to care for your tools is as important as knowing how to use them. Proper maintenance keeps them safe and makes them last longer. Finally, our third objective is to get hands-on. We will learn the basics of how to use some fundamental equipment. We'll talk about things like a jiko, a knife, and a saucepan. This will be the foundation for all the cooking skills you'll build.

Let's explore the six main types of cooking equipment you'll find in homes across Kenya. Understanding these options is very important for health, safety, and our environment. First, we have the charcoal jiko. On the left is the traditional metal jiko, which is very portable but uses charcoal quite inefficiently. On the right is an improved design, often called a 'liner jiko'—it retains heat better and uses less fuel, which saves money and reduces smoke. Next, gas and electric cookers. These are considered modern and efficient. They are very clean—no smoke indoors—and instantly controllable. However, they are more expensive to buy and need a reliable supply of gas or electricity, which is not available everywhere. This is a paraffin stove, common in many urban areas. It uses kerosene fuel. It's quite portable and affordable, but it can produce a strong smell and is a fire risk if not handled very carefully. Then we have the traditional open fire, known locally as 'makaa'. It uses firewood or charcoal and is often built on the ground or three stones. It's very low-cost, but it's extremely inefficient and produces a lot of harmful smoke, which is a major health concern, especially for women and children. To improve on the open fire, we have the 'improved firewood stove' or 'Jiko Kisasa'. This design has a closed chamber and often a chimney. It's much more efficient, uses less wood, and directs smoke away from the cook. It's a great example of an affordable and healthier upgrade. Let's bring this all together with a quick comparison. At this table. It compares each type by fuel, common use, and efficiency. See the pattern? Modern options like gas are very efficient but need infrastructure. Traditional options like the open fire are accessible but inefficient and unhealthy. The 'improved' versions, like the Jiko Kisasa and the improved charcoal jiko, offer a valuable middle ground—they are more efficient while still being affordable and using locally available fuels.

Moving on to our next topic, let's discuss daily cleaning for other kitchen equipment. This is essential for safety and efficiency. First up, the gas cooker. Very common in our kitchens. The routine is straightforward but important: clean the burners to prevent clogs, wipe down the control knobs to keep them clear, and always check for any gas leaks, which is a critical safety step. Next is the electric cooker. The rules here are a bit different. You must clean the hob and oven, but only when they are completely cool to avoid burns. Most importantly, you must be very careful to avoid letting water get near the electrical elements to prevent a serious shock hazard. For the paraffin stove, a very common source of heat and cooking. We focus on three areas: cleaning the wick area to ensure a clean flame, wiping the fuel reservoir, and making absolutely sure there are no fuel spills, as paraffin is highly flammable. Finally, the open fire or what we often call a 'Jiko Kisasa'. The daily tasks here are simple but vital: clear out the ash from the previous day to allow for proper airflow, and ensure the ventilation is not blocked to prevent dangerous smoke buildup inside the home. To summarize this page, daily cleaning for any fuel-based or electrical appliance in your kitchen revolves around two things: removing dirt for better function and checking for hazards to ensure safety. Good habits here prevent accidents.

Let's build on our foundation for this lesson with some absolutely critical knowledge. This section is about safety. Specifically, handling fire and hot surfaces. The first rule is the most important: never leave cooking unattended. A moment of distraction is all it takes for a fire to start or a pot to boil over. Whether you're using a gas cooker, an electric stove, or a jiko, you must stay and watch. Number two. When you need to move something hot, always use a dry pot holder, a dry cloth, or a pair of tongs. Never use a wet cloth or towel. Water conducts heat instantly, and you'll get a steam burn. Keep your protection dry. Moving to the third precaution. You must keep the cooking area clear. That means moving cloth, like a dish towel or your sleeve, paper, like a packet or a notebook, and other flammable materials far away from the flames. These materials can catch fire very easily. Finally, point number four is a simple habit that prevents a lot of accidents. When you place a pot or a sufuria on the stove or jiko, always turn the handle inward, toward the wall, not outward over the edge. This prevents someone from accidentally walking by and knocking it over, spilling hot food or oil everywhere. Remember, these four rules are universal. They apply to all cooking equipment, whether it's an electric hot plate, a gas cooker, or the charcoal jiko we use at home. These rules are your best defense against burns and fires in the kitchen.

Moving forward in our safety module, we come to a very practical and important section. This page is all about handling two major hazards: gas leaks and fuel storage. Paying attention here could literally save a life. This is crucial. The first and most obvious sign is smell. Natural gas and LPG are odorless, but a safety chemical is added that gives them a very strong smell, often described like rotten eggs. The second sign is sound. If you hear a hissing or whistling sound near a gas line or cylinder, that's a clear warning. If you detect a leak, what is the very first thing you should do? This is an emergency procedure. First, do NOT switch any lights on or off. That tiny spark from the switch can ignite the gas. Second, open all windows and doors immediately to ventilate the area and let the gas escape. Third, if it's safe to do so, turn off the gas supply at the main valve. Then, leave the area and alert an adult or call for help from a safe distance. Beyond gas, many of us use other fuels at home, like paraffin—what we often call kerosene—for lamps, stoves, or jikos. Storing these fuels safely is just as critical to prevent fires. For paraffin, always keep it in its original, clearly labeled container. Never use old soda bottles or unmarked containers; someone might mistake it for water. Store it away from heat sources, like stoves or direct sunlight, and in a cool, well-ventilated place. This reduces the risk of vapors building up and catching fire. Finally, there's one golden rule that applies to all fuel-burning appliances, whether it's a gas cooker, a kerosene lamp, or a charcoal jiko. Ventilation. You must ensure good airflow. Burning fuel uses up oxygen and produces carbon monoxide, a deadly, odorless gas. Always use these appliances in a room with windows open or in a well-ventilated area, never in a tightly sealed room. At this final message on the slide. It's not just a slogan. Safety truly is everyone's responsibility. Knowing these signs and rules means you can protect yourself and your family. Let's all commit to being safety champions.

Worked examples

Daily Cleaning of a Charcoal Jiko

Class, building on the general maintenance principles we just covered, let's dive into our first practical example. This is how we apply those principles to a very common piece of equipment: the charcoal jiko. Step one is absolutely non-negotiable: let the jiko cool down completely. We must be patient. Touching it while it's hot or even warm is an invitation for a serious burn. Safety is our first principle. Once it's cool, we move to step two: ash disposal. This isn't just about tidiness. Ash can contain hot embers for a surprisingly long time. Using a metal container is key because it's non-flammable. We store it away from anything that could catch fire. Step three is cleaning the exterior. A damp cloth is perfect—not soaking wet. This removes grease, soot, and food spills. Keeping it clean isn't just for looks; it prevents a buildup of flammable materials and makes it nicer to use. The final daily step is a quick inspection. For any cracks in the clay liner, or signs of rust on the metal parts. Catching a small crack early means we can repair it before it becomes a big problem or a safety hazard. Let's review the safety reminders. Always wear gloves when handling ash—they protect from heat and sharp edges. Keep children away from the cleaning area. Remember, a clean jiko is not just about hygiene; as the final point here says, it ensures efficiency, safety, and a much longer lifespan for your stove. Doing these four simple steps every day makes a huge difference.

Creating a Safe and Clean Cooking Area

Class, now let's synthesize everything we've learned. This is where our safety and maintenance principles all come together. We call this a worked example. We're going to create a safe and clean cooking area, step by step. I want you to follow along and think about why each step is important. The very first step is a thorough inspection. Before you start thinking about lighting the jiko, you must carefully look for cracks. This isn't a suggestion, it's a critical safety check. A crack can lead to sudden failure, heat escape, and fire. Always do this each and every time you cook. Step two: Find the right location. You must place your jiko kisasa on a stable and non-flammable surface. This is often a stone slab, a concrete floor, or a thick metal sheet. Never on wood, grass, or a loose mat. Stability prevents tipping, and the non-flammable surface protects your home from heat transfer. Thinking ahead is key to maintenance. Step three: Prepare for cleanup before you even start cooking. Have your tools ready: the cooling ash, which will act as our mild abrasive, and the sisal fibres, our effective scrubbing tool. This means no scrambling for materials when the jiko is cooling down. Finally, we come to our last, crucial safety step. We always need a contingency plan for fire. A bucket of sand or water must be placed nearby. The choice is deliberate: sand is excellent for smothering a charcoal fire, and water can also be used effectively if the fire is small and contained. This is your last line of defense.

Practice questions

  • I'll give you a moment to think about the first question. A charcoal stove, or *jiko*, is covered in black soot after cooking.
  • The correct choice is **B, a soft brush and a wet, non-abrasive sponge**. Why?
  • It's tricky because it's a 'select all that apply' question. Remember what we learned: water on an oil fire causes it to splatter dangerously.
  • Finally, the gas leak steps are crucial. Your first reaction is **never** to turn on a light switch or create a spark.
  • Great work thinking through those safety scenarios. It's all about being prepared and using the right tools for the job.
  • We'll work through four questions. The first one tests your identification skills.
  • Is a practical cleaning question. If you have a clay jiko, which materials would be safe and effective to clean it?
  • The third question is a safety scenario. Imagine seeing a child trying to light a jiko near a pile of dry grass.

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