The German alchemist Hennig Brand distilled urine to isolate phosphorus, in 1674 or 1675
In humans
they never do
15.
No. Phosphorus is a non-metal
15
Phosphours
2, 8, 5 [Ne]3s23p3
It causes plant growth and algae growth
mickey mouse year:1995
yttrium was discovered in the year 1794.
In the year 1902. Dr. Still discovered ADHD.
It was discovered in 1866.