Answer:
Chemicals can affect our lives positively and negatively.
Explanation:
Positively: can help cleaning be easier, can keep bugs from eating plants, etc.
Negative: They can burn you if it is dangerous and your skin is exposed, can be hazardous to your health.
Answer:
Explanation:
Chemicals can affect lives positively and negatively.
Positively: The chemicals are the source of food for building up body and maintaing energy in it.
The chemicals can be in the form of insecticide or pesticide which kill pests, and disease causing insects.
Negatively: The chemicals are in the form of posionous gases like carbon dioxide, sulphur dioxide and others can be responsible for respiratory problems and even death.
