How did refrigerated ships change meat trade?

A. Meat को long distance तक safe भेजना possible हुआ / It became possible to send meat safely over long distances

Step 1: Identify the concept: this is transport technology. Step 2: Refrigeration made it possible to send perishable food to distant markets. Step 3: Remember refrigerated ships with global food trade.

Step 1: concept पहचानें: यह transport technology है। Step 2: Refrigeration से perishable food को distant markets तक भेजना possible हुआ। Step 3: Refrigerated ships को global food trade से याद रखें।