An insulated lunch bag keeps food warm by

While thermoses and insulated lunch boxes rely on a vacuum created between the outer layer and the inner layer to prevent energy dissipation, insulated lunch bags keep food and drinks warm or cold thanks to a core layer made of dense foam. The thicker and denser the foam, the better the insulation.

Explanation:

twittr is pichu_the_liberal

slowing the transfer of thermal energy from the air outside the bag

dishwashers don't have rights

explanation:

dishwashers are meant for one thing and one thing only: dishwashing. they belong in the kitchen making sandwiches and cleaning up for the man of their household. if your dishwasher starts acting up just slap it and wait a minute.

r just means there's a number of carbon in teh chain. for example rcooh means that after x number of carbon, the chain ends with cooh.

explanation: