kitchen..:)
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A biodegradable substance is a substance that decays into the environment with no harmful effects on the environment.
it would die as harmful substances entered the cells. (APEX)
No, an item for consumer use normally won't contain harmful substances; if it did, there would be a label saying it did.
well harmful toxins is a poisonous substance that are within other organism.
it would die as harmful substances entered the cells. (APEX)
A toxic substance is harmful at low doses, typically due to its inherent chemical properties. A harmful substance, on the other hand, may cause harm through other means such as misuse or overexposure. In general, all toxic substances are harmful, but not all harmful substances are necessarily toxic.
corrosive
Alchohol and poison.
long term exposure to a harmful substance
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long term exposure to a harmful substance