Comment on Stanford researchers' cooling glove 'better than steroids'parentComments−pedalpete14yYou're making the assumption that a vacuum can't be wrapped in your hand. Though I'm thinking a simple perforated tube which sucks the air out would act as a vacuum.
Comments
You're making the assumption that a vacuum can't be wrapped in your hand. Though I'm thinking a simple perforated tube which sucks the air out would act as a vacuum.