Â­. Â­If you've ever heard a car engine running without a muffler, you know what a huge difference a muffler can make to the noise level. Inside a muffler, you'll find a deceptively simple set of tubes with some holes in them.
On June 19, 1910, the governor of the U.S. state of Washington proclaimed the nationâs first âFatherâs Day.â However, it was not until 1972, 58 years after President Woodrow Wilson made Motherâs Day official, that the day became a nationwide holiday in the United States.
The roots of Valentine's Day most likely came from the ancient Roman festival of Lupercalia, which had been celebrated for eight hundred years on February 15th.