1
the act or process of contaminating or the state of being contaminated
2
is a substance that kills germs. It is used, for example, for cleaning kitchens and bathrooms.
3
to circulate fresh air in (a room, etc.), driving out foul air
4
that may perish; esp., liable to spoil or deteriorate, as some foods
5
are tools or objects that you use in order to help you to cook or to do other tasks in your home.
6
are very small organisms
7
to cause to increase in number, amount, extent, or degree
8
is the practice of keeping yourself and your surroundings clean
9
is a substance that harms or kills people or animals if they swallow it or absorb it.
10
is the condition of feeling sick and the feeling that you are going to vomit.
11
covered with or containing soap; lathery
12
covered or marked with dirt; filthy
13
to cut into small bits
14
materials or substances are in their natural state before being processed or used in manufacturing.
