It's called research
George Washington Carver did not invent rubber.
George Washington carver found 300 diff. ways to make peanut butter
George Washington Carver did not make and/or invent the peanut, he merely found many uses for it.
1916
1921
All inventors make mistakes and since George Washington Carver was an inventor, he probably made many mistakes.
peanuts
2332
1921
over 300
the peanut plant
He made it in 1945. in 1919 george washinton carver made peanut butter