Keep a word, drop a word!

[Clearwater Chicken]

carbon forms

 

[Pennys Mama]

Carbon monoxide

 

[hysop]

—deleted since I posted at the same exact time as someone else—

 

[hysop]

Monoxide Poisoning

 

[Clearwater Chicken]

nitrogen monoxide

 

[pennyJo1960]

nitrogen gas

 

[Pennys Mama]

Gas pump

 

[Clearwater Chicken]

Fuel Pump

 

[Pennys Mama]

Pump heels

 

[Clearwater Chicken]

High Heels