Author Question: Around the 1880s, mechanical ____________________ was developed that enabled storage rooms to be ... (Read 47 times)

Kikoku · **on:** Jul 21, 2018

Around the 1880s, mechanical ___________________ _ was developed that enabled storage rooms to be kept cool.

Fill in the blank(s) with correct word

Question 2

One disadvantage of mulching is that it draws water out of the soil and promotes fluctuation of soil temperatures as a result.

Indicate whether the statement is true or false