Strontium 90: One of the radioisotopes of strontium; part of radioactive fallout, harmful to human health.

Too many sun's rays are harmful to your skin.

Ultraviolet rays are harmful to us.

We often eat foods which are harmful to our health without knowing it.

You only have to make a few foreign friends to understand how harmful national stereotypes are.

Smoking is harmful to health.

There is no denying the fact that smoking is harmful.

Smoking is harmful to your health.

TV is harmful in that it keeps your mind in a passive state.

The group put up posters to remind people that noise is harmful.

Some of the ingredients are harmful, especially if you are pregnant.

It is clearly shown in Johnson's investigation that passive smoking is very harmful.

These substances are not poisonous in themselves.

Everyone knows that this chemical is harmful to man.

Some of the ingredients in this beverage are harmful, especially if you are pregnant.

This plastic garbage bag is free of hazardous chemicals.

This medicine has no harmful side-effects.

Sentences on Tatoeba are like microbes. There are useful ones, but there are also harmful ones.

Since the wolverine is a ferocious beast, even a bear that encounters a wolverine tries to avoid it.

This garbage bag is free of any harmful chemicals.