Tag: Scientific literacy

Lettuce is famously comprised of up to 96% water, but this is the same standard H2O that we drink, not the controversial compound H3O2. The claim that lettuce has H3O2 is a marketing ploy linked to unproven 'structured water' theories.

A millimeter is a unit of length, measuring one-thousandth of a meter, and it contains no calories. The question of how many calories are in a millimeter is a classic example of confusing different physical quantities: energy and distance.