Question

black innovators of america african american innovations
technological innovations made by black americans have had a great impact, becoming part of our daily life as we know it in the united states.
refrigerated trucks (frederick mckinley jones, 1940)
frederick mckinley jones invented a cooling system for trucks that enabled the transportation of perishable goods, revolutionizing food distribution and wartime logistics.
jones created the first refrigerated truck, allowing goods to be transported long distances while staying cold or frozen.
his invention had a significant impact on grocery stores, expanding the availability of fresh and frozen food.
during world war ii, jones refrigerated trucks were crucial for transporting food, medical supplies, and blood to support the war effort.
improvements in the light - bulb (lewis latimer, 1881 - 1882)
lewis latimer made advancements in electric lighting by developing improvements to light - bulb structure and to the manufacture of carbon filaments. he received patents for these inventions in 1881 and 1882, respectively.
latimer created a very reliable carbon filament that was more reliable, which allowed bulbs to be mass - produced.
although he did not initially work for thomas edison, latimer later joined the edison electric light company and continued his work on improving the light - bulb.
latimers work helped improve electric lighting and made it more widely available.
what was one effect of frederick mckinley joness refrigerated truck?
it allowed drivers to remain comfortable and safe driving in hot weather.
it allowed trucks to drive longer distances without overheating.
it allowed perishable foods to be more widely available in stores.

Explanation:

Frederick McKinley Jones' refrigerated truck enabled the transportation of perishable goods, revolutionizing food distribution. This led to perishable foods being more widely available in stores.

Answer:

It allowed perishable foods to be more widely available in stores.