n. an unstable and pale-blue gas with a penetrating odor; pure and refreshing air
The ozone layer is very important for man's survival.
The ozone layer is very important for man's survival.
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Why is ozone important to life on Earth?
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The chlorofluorocarbon is destructive to the Earth's ozone layer.
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The new water treatment plant may involve sparging the water with ozone bubbles.
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What is the ozone layer?
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he ozone layer blocks some harmful rays which the sun emits.
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The hole in the ozone layer has been blamed on pollution.
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They worried about pollution affecting the ozone layer. Spelled as two words.
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What does the ozone layer do?
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What did Mario win for his work on ozone and CFCs?
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What does the hole in the ozone layer do?
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You need to first sparge the water with ozone bubbles.
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form of oxygen; unstable gas; bluish gas
solid; liquid
2 syllables
o-zone
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