The teacher keeps some items in groups on the table in the science lab and asked the students to identify the group of items derived from petroleum. Which group will be the right choice? . Group A- paraffin wax, lubricant , Group B- wood, coal, iron , , Group C- book, pencil, scale. , Group D- potato, onion, tomato
Answers
Explanation:
A. paraffin Wax, Lubriciant
The right group is Group A) Paraffin wax, lubricant.
- Paraffin wax is also known as Petroleum wax.
- It is soft colourless, solid derived from petroleum.
- It is gained from petroleum by dewaxing light lubricating oil stocks.
- It is used in candles,wax, paper, polishes and cosmetics.
- It helps in extracting perfumes from flowers.
-It forms a base for medicinal ointments and it also supplies waterproof coating for wood.
- Paraffin wax is basically a byproduct of oil purification process.
- Paraffin is 100 percent free from animal or animal derived component , and is also cruelty free.
- So, it can also be used in vegan friendly products.
- Lubricants consist 90 percent of base oils.
- Vegetable oils or synthethic liquids such as esters, silicones are many a times used as base oils.
- Another form of lubricant is grease which is made by combining a base oil with a thickening agent.