What do the following words have in common?

Muffin

Curling

Bomb

Wire

Foot

Balloon

Siding

Standard

Tank

Sign 

Spoon

Liquid 

 

Answer:

 

Each word can be either preceded or followed by the name of an element to make a common phrase:

 

Muffin tin

Curling iron

Hydrogen bomb

Copper wire

Lead foot

Helium balloon

Aluminum siding

Gold standard

Oxygen tank

Neon sign

Silver spoon 

Liquid nitrogen