A food for all seasons. Breadfruit is a good staple food that can be easily preserved and eaten all year round. Many Island people use breadfruit only when it is in season. Much breadfruit is therefore wasted because a great deal of this food is available only at one time and because few preservation methods are being used.
Re-jigger the arrangement, and â presto! â the atoms form diamond, one of the hardest materials in the world. Carbon is also the key ingredient for most life on Earth; the pigment that made the first tattoos; and the basis for technological marvels such as graphene, which is a material stronger than steel and more
Oxygen is present in air and water and is an important part of many chemical reactions. One of the more common and visible chemical weathering reactions is the combination of iron and oxygen to form iron oxide (rust). Oxygen reacts with ironâbearing minerals to form the mineral hematite (Fe2O3) , which weathers a rusty brown.