precaution, prevention

precaution: safety measures taken so that fire does not become dangerous (usually applied to situations where fire is used (for cooking, say) but must be kept under control)
prevention: measures taken so that fire does not occur at all (usually applied to unwanted fire situations such as forest fires)

You can remove the s.

CJ

You wrote:

precaution: safety measures taken so that fire does not become dangerous (usually applied to situations where fire is used (for cooking, say) but must be kept under control)

What does say mean?

(in this context)

Q

for example, for cooking
e.g. for cooking

for cooking, say = for cooking, let's say = Let's say, as an example, "for cooking".

CJ

Protection: to obstruct a human or a thing or a substance form getting injured, harmed or damaged by any other material.
Prevention: It is the immediate action that is carried when a harm, injury or damage takes place so as to prevent further harm, injury or damage or to recover or repair that injury, harm or damage.
Precaution: It is the action carried out in advance to stop from an injur