Question

Who was the inventor of the practical and economic steam engine​

Answer 1

ᴛʜᴏᴍᴀs sᴀᴠᴇʀʏ ᴛʜᴇ ɪɴᴠᴇɴᴛᴏʀ ᴏғ ᴛʜᴇ ᴘʀᴀᴄᴛɪᴄᴀʟ ᴀɴᴅ ᴇᴄᴏɴᴏᴍɪᴄ sᴛᴇᴀᴍ ᴇɴɢɪɴᴇ...

$\huge \mathfrak \red{hope \: its \: help \: you}$

Answer 2

Answer:

Inventor of practical and economic steam engine :- Thomas Slavery.