furocoumarin

Directory

References

Discover

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.

Will Light-Speed Space Travel Ever Be Possible?

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Entrants falling and tumbling over while chasing the cheese at the 2016 'Cheese Rolling' held at Cooper's Hill, in the Cotswolds, Brockworth England

7 of the World’s Most Dangerous Festivals

Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd

Causes of the Great Depression

Rural Irish landscape, Sligo, Ireland.

Why Is Ireland Two Countries?

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

furocoumarin

chemical compound

Learn about this topic in these articles:

hogweed

In hogweed
…parts contain chemicals known as furocoumarins. Contact with the leaves and sap can cause phytophotodermatitis, in which the skin erupts in severe blisters if exposed to sunlight; blindness can occur if the sap enters the eyes.
Read More