1 VGA - VGA is an analog output, and was most common in the CRT-era of computer displays. It has largely been phased out of any recent hardware, but you may encounter it with older computers or CRT monitors.  DisplayPort - This is a digital connection, similar to HDMI.
There is evidence that iron was known from before 5000 BCE. The oldest known iron objects used by humans are some beads of meteoric iron, made in Egypt in about 4000 BCE. The discovery of smelting around 3000 BCE led to the start of the iron age around 1200 BCE and the prominent use of iron for tools and weapons.
Light Bulbs and Fittings The Iron Although the first electric iron to be invented was created in 1852, the first iron to have any commercial success was the Hotpoint iron designed by Earl H. Richardson in Ontario in 1905. The iron was a popular good by the 1920's because almost everyone had access to electricity. By the end of the decade, about 15% of American homes had irons. At the time, an iron cost from $2.50 to $7.50.