Itai-itai disease (ã¤ã¿ã¤ã¤ã¿ã¤ç, itai-itai byÅ? ), (literally: ouch-ouch disease) was the first documented case of mass cadmium poisoning in the world in Toyama Prefecture, Japan in 1950. The cadmium poisoning caused softening of the bones and kidney failures.
Weighted grades are number or letter grades that are assigned a numerical advantage when calculating a grade point average, or GPA.
Get Your Weighted And Unweighted GPA In Just A Few Minutes! This quick and easy online GPA calculator computes both weighted and unweighted high school grade point averages (GPA). Weighted includes any classes that receive extra points, such as, Honors and AP classes. Unweighted refers to all regular classes.