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Commonest gas in the air we breathe.

The first hint to crack the puzzle «Commonest gas in the air we breathe.» is:

It is a word which contains 8 letters

               

The second hint to crack the puzzle «Commonest gas in the air we breathe.» is:

It starts with letter N

N              

The third hint to crack the puzzle «Commonest gas in the air we breathe.» is:

It ends with letter N

N             n

Looking for extra hints for the puzzle «Commonest gas in the air we breathe.»:

Click on any empty tile to reveal a letter
N   i   t   r   o   g   e n

The answer for the puzzle «Commonest gas in the air we breathe.» is:

N i t r o g e n
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Puzzle 12

Convex gem or bead highly polished but not faceted.

Tanzanian islands on Africa's western trade routes.

The nearby or surrounding area.

In the 1970s was called a women's libber.

A musical, a card game and an expensive crystal.

Flag position neither up nor down.

Champagne cocktail with crème de cassis.

In financial terms: for each year.

The crying plant from the Harry Potter series.

Burt Bacharach hit for Dionne Warwick in 1964.

It's the C in international trade route the INSTC.

A non-cellular phone.

Greek god of deepest part of underworld.

Think about something/chew the cud like a cow.

Side piece on a frame of a portal.

Dosage is important in this science.