Gradually, Ohio was resettled by the Wyandot, Shawnee, Delaware, Miami, and Ottawa from nearby regions. The names by which these tribes are known are not always their native terms, but those applied to them by the English and French.
HPT. Type:Abbreviation. Definitions 1. Abbreviation for hypothalamic-pituitary-thyroid.
What is High Pressure High Temperature (HPHT) color treatment for loose diamonds? HPHT stands for high pressure and high temperature. It is a method of applying HPHT to those diamonds that are not fully crystallized (premature diamonds) when released from fiery, erupting volcanoes. The HPHT color treatment process can be only be applied to diamonds of the highest clarity such as: VVS1 VVS2VS1 VS2.