Ancient Egyptian makeup For makeup too, the Egyptians had to turn to the natural ingredients that were available at the time. They used henna to colour their hair and to tint their nails, saffron was used as an eyeshadow, burnt almonds were used to darken their eyebrows and they used red ochre for their lips.
A lighting ballast is a piece of equipment required to control the starting and operating voltages of electrical gas discharge lights. Examples of gas discharge light sources include fluorescent and neon lights and high-intensity discharge (HID) lamps.
In this section, we introduce instructions to replace a fluorescent tube with an ETL approved LED tube light in an inductive-ballast-based fixture. Warning. 1  The replacement must be done by a professional electrician. 2  Risk of fire-Users must determine wether the LED tube light is suitable for the fixture or not. Put on safety goggles and gloves for protection purpose. 2  Make sure the fluorescent tube you are going to replace works in an inductive-ballast-based fixture. 3  A simple method to identify the type of ballast is to check if there is a starter in the wiring of the fixture.