To put your school's radon test results in perspective, outdoor air background levels of radon are about 0.4 pCi/L. Getting indoor levels below 2 pCi/L is difficult. The EPA recommends that steps should be taken to lower radon levels if they are 4 pCi/L or above.
Noun. 1. butch - (slang) offensive term for a lesbian who is noticeably masculine. dike, dyke. derogation, disparagement, depreciation-a communication that belittles somebody or something.utch. adj. Slang. Exhibiting stereotypically masculine appearance or behavior.
noun, Slang. 1. a usually young person who is trendy, stylish, or progressive in an unconventional way; someone who is hip. 2. a person, especially during the 1950s and 1960s, characterized by a particularly strong sense of alienation from most established social activities and relationships; a beatnik or hippie.