What should you do with a chemical burn? use butter on the burn, bandage, and send the employee home to rest
use ice on the burn, bandage, and send the employee to the hospital
O call for medical assistance and check the MSDS for emergency interventions
O do not touch the victim, keep the victim quiet and call for medical assistance

Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.