Harmful changes refers to anything that was done that was detrimental to the goal. The opposite of harmful changes would be helpful or positive changes, which would move you closer to your desired state.
The changes talking place in our surroundings and which are useful to us are called Useful changes. The changes which are not useful but harmful are called Harmful changes
Physical and chemical changes are harmful to us.
changes both harmful and useful
it changes the temperature and weather changing.Why? because it affects us harmful effects.
Clean; free of harmful bacteria.
Yes. It is not meant for human consumption.
Keeping something harmful under control
emmilee
To have something done
Paper is not meant for consumption and can be harmful if ingested. It is not designed to be a food item.
If you meant "split" in a flat screen, then that depends on your TV.
Wear a lab coat, gloves and goggles. Also use a fume hood.