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.
Some varieties of fruits and vegetables freeze better than others. If you are not sure how well a fruit or vegetable will freeze, test it first by freezing three or four packages. Then sample the food after freezing. This only shows the effect of freezing, however, not the effect of storage. As a rule, all vegetables that need to be cooked freeze well. Vegetables such as cucumbers, lettuce, radishes and tomatoes lose their crispness when frozen and become limp. Most fruits can be frozen successfully. Good containers keep frozen foods from drying out and preserve food value, color, flavor and texture.