＋大丈夫＋大丈夫＋大丈夫
＋大丈夫＋大丈夫＋大丈夫
＋大丈夫＋大丈夫＋大丈夫

夫丈大＋夫丈大＋夫丈大＋
夫丈大＋夫丈大＋夫丈大＋
夫丈大＋夫丈大＋夫丈大＋

＋大丈夫＋大丈夫＋大丈夫
＋大丈夫＋大丈夫＋大丈夫
＋大丈夫＋大丈夫＋大丈夫

soldering

NASA engineers designed this makeup kit in 1978 for women astronauts. The kit was never flown. (Image credit: NASA)

On Apr 19, 1971 – Launch of Salyut 1, the first space station.

“Perfection is achieved, not when there is nothing more to add, but when there is nothing left to take away.”
- Antoine de Saint-Exupery

Life tip: Plan your home expenses wisely. Create a budget for repairs, maintenance, and upgrades, and stick to it as much as possible.

The international telephone dialing code for Antarctica is 672.

Lifting anchor

Does your car’s mileage go up when you drive in reverse?

On Apr 19, 1943 – Albert Hofmann deliberately doses himself with LSD for the first time, three days after having discovered its effects on April 16.

The international telephone dialing code for Ostrava city in Czech Republic is +420 69

World of Engineering Quiz:

What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1,000?

Pluto didn’t even complete one revolution around the Sun between its discovery and its declassification as a planet.

Poor Pluto :(

“The good thing about science is that it's true whether or not you believe in it.”
– Neil deGrasse Tyson

Interesting fact:

Aliens invaded the moon on July 20th, 1969.

Fingerprinting for identifying criminals was invented in Argentina in 1891. It was used to solve a murder case in 1892 where a woman murdered her sons and tried to blame a neighbor.

Life tip: Keep your home pest-free by hiring a professional pest control service to inspect your home regularly. This will help you avoid costly repairs and keep your home healthy.

The different types of power outlets throughout the world.

The average lightning bolt is only about 1 inch in diameter but can contain temperatures of up to 30,000 Kelvin, which is hotter than the surface of the sun.