What does a environizer do?

Can you hold your breath longer in hot or cold water? What did Fred hollows study? What do you call the study of birds? Principle construction and working of induction cooker? What is pf water? What are the 6 needs of all living things? What are the Various methods of training needs identification? What is 0.00891 g of platinum in micro grams? What are three sources of information scientists use when they do research? What part of the plant is green oninen? Which is more helpful proving a hypothesis wrong or supporting a hypothesis? What is an experiment in which the participants do not know if they are in the experimental or the control group but the experimenters do know which participants are part of? How much joule does a real gun have? 20 things that dissolve in water? What are the afixxes? Short answer ' what is fossil fuels'? What person has a computer language named after him? What are three examples of containment? What does ribosomes do in a bacteria cell? Are hydrophilic substances attracted to water?