He's had malaria, bilharzia (a tropical disease caused by parasitic worms picked up from snails), leishmaniasis (a parasitic disease spread by the bite of a sandfly), roundworm, botflies and ringworm.
Some things, however, are virtually unrecognizable once they've been frozen and thawed. In other words, you can freeze whatever you want, and use these foods frozen, but some foods don't hold up after being defrosted. Here are 11 things you should not keep in the freezer. Freezing food is a delicate matter. No matter what you're freezing, make sure to use it within nine months or so (yes, that means cleaning out your freezer), and also make sure to defrost it correctly.
The USDA emphasizes never to taste food to determine its safety and says that you should evaluate each item separately.. Generally, if the temperature in the thermometer in the freezer reads 40 degrees Fahrenheit or below, the food is safe and can be refrozen, according to the USDA. The USDA suggests obtaining dry or block ice to help keep refrigerated or frozen food cold if the power will be out for an extended period of time.