What discoveries and advancements in the modern world were born out of research and fun? Cite atleast 2 examples.

Explanation:

1) Quinine

Quinine is an anti malarial compound. It is taken from a tree bark. It is used for curing malaria. According to legend, Jesuit Missionaries in South America got to know about it from a native Andean people, and the original person who discovered its properties was due to a stroke of luck. Jesuit missionaries used it to treat malaria as early as 1600s.

According to the story, an andean man was suffering from malaria. He was lost in the jungle and was thirsty. So he drank water from a pool that was below a quina-quina tree. After that his fever abated. This is how the effects of quina-quina tree was known.

2) Petroleum Jelly

22 Year old chemist Robert Chesebrough was a young chemist investigaing ooil wells in Pennsylvania in 1859. There was rumor amoing the workers that a jelly like substance constantly got into machines and the machines malfunctioned because of it. The workers also used it to soothe skin burns and cuts.  Robet took some of the rumored substance home and experimented with it, it led to the formation of petroleum jelly.

what play?

explanation:

there is no play

the answer is sail boat won the race , and it was going 8 feet per   second