4 Answers 4. active oldest votes. up vote 11 down vote. If it is sealed in an air tight container and the freezer always stays very cold so the meat never thaws-then chicken and beef will stay good indefinitely.
1 When sewer gases diffuse into household air, they gradually displace oxygen and suffocate occupants. 2  The effects of oxygen deficiency include headache, nausea, dizziness and unconsciousness. 3  At very low oxygen concentrations (less than 12%), unconsciousness and death will occur quickly and without warning.
and urea, respectively. It also evaporates quickly from the skin, allowing for effective decontamination with water.12,13 Signs & Symptoms Choking agents enter the body primarily via inhalation, and their effects vary by type and level of exposure. In the short term, low exposure to any of the choking agents typically damages the larger airways. In fact, exposure to as little as 15 parts per million (PPM) of chlorine gas can trigger respiratory irritation, coughing, and chest constriction.3 In addition to thoracic and respiratory distress, the immediate effects of choking agent exposure also