Question

who is elijah mccoy? *

Explanation:

Elijah McCoy was an African - American inventor. He is well - known for his inventions related to lubrication systems. His inventions had a significant impact on the industrial revolution, especially in the operation of steam engines. For example, his automatic lubricators reduced the need for machinery to be shut down for manual lubrication, increasing efficiency.

Answer:

Elijah McCoy was an African - American inventor famous for his lubrication - related inventions that influenced the industrial revolution.