Self-heating in coal has been extensively studied. The tendency to self-heat decreases with increasing rank of the coal. Lignite coals are more active than bituminous coals, which are more active than anthracite coals.
Cilantro, also known as Chinese parsley, is the leaf of the coriander plant. The spice coriander is the seed. The names cilantro and coriander are sometimes interchanged. In England, for example, only the word coriander is used and they are differentiated by referring to the coriander seed or coriander leaf.ilantro, also known as Chinese parsley, is the leaf of the coriander plant. The spice coriander is the seed. The names cilantro and coriander are sometimes interchanged. In England, for example, only the word coriander is used and they are differentiated by referring to the coriander seed or coriander leaf.
Or to put it another way, the seeds of the cilantro plant. One plant. Two names. What is commonly known as cilantro are the leaves and stems of the plant; the seeds, which have a completely different taste, are called coriander.