As already mentioned, you can choose from a variety of bubble wrap types for your packing needs: 1  The bubbles should be facing the item to be wrapped in the air-filled material â itâs a sure thing! Large size bubble wrap â the air pockets can be as big as 1ââ (26 mm) in diameter.
1960 The first oral contraceptive, Enovid, was approved by the US Food and Drug Administration (FDA) as contraception. 1965 The Supreme Court (in Griswold v. Connecticut) gave married couples the right to use birth control, ruling that it was protected in the Constitution as a right to privacy. However, millions of unmarried women in 26 states were still denied birth control.
Smallpox vaccine, the first successful vaccine to be developed, was introduced by Edward Jenner in 1798. He followed up his observation that milkmaids who had previously caught cowpox did not later catch smallpox by showing that inoculated cowpox protected against inoculated smallpox.nother early account was Dr John Fewster 's 1765 paper on Cowpox and its ability to prevent smallpox read to the London Medical Society. He reported that variolation induced no reaction in persons who had had cowpox. Fewster was a contemporary and friend of Jenner.