Rate the following argument fragment on its writing, argument, and language skills:
Evidence: If they are somehow able to make a machine that is able to withstand the harsh climate of Venus, they will want to send a person up there one day won't they? But I human most likely will never be able to withstand those conditions even if they were in a machine that protected them. Heat causes things to expand which can eventually expand the metal enough and expose that person to heat and carbon dioxide.

Score: 1