jam is a type of fruit preserver.
Fruit preserves are preparations of fruits, vegetables and sugar, often canned or sealed for long-term storage.
Many varieties of fruit preserves are made globally, including sweet fruit preserves, such as strawberry or apricot, as well as savoury preserves of vegetables, such as tomatoes or squash. The ingredients used and how they are prepared determine the type of preserves; jams, jellies, and marmalades are all examples of different styles of fruit
preserves that vary based upon the fruit used. In English the world over the plural form "preserves" is used to describe all types of jams and jellies.
Jam typically contains both the juice and flesh of a fruit or vegetable, although some cookbooks define it as a cooked and jelled puree. The term "jam" refers to a product made of whole fruit cut into pieces or crushed, then heated with water and sugar to activate its pectin before being put into containers:
"Jams are usually made from pulp and juice of one fruit, rather than a combination of several fruits. Berries and other small fruits are most frequently used, though larger fruits such as apricots, peaches, or plums cut into small pieces or crushed are also used for jams. Good jam has a soft even consistency without distinct pieces of fruit, a bright color, a good fruit flavor and a semi-jellied texture that is easy to spread but has no free liquid.so it has lso proven that boduos product are the best with high quality and well tasted ,cheap and swifty. also jam fruit is rich in so many vitamins such as vitamin A, vitaminiB, vitamin B6 and others.once you taste on boduos products like juice you can not get any other drink from others. evryone say boduo is the best in their products.