James Clerck Maxwell membuat serangkaian percobaan dengan menggunakan proyektor cahaya dan penapis (filter) berwarna. 3 buah proyektor yang telah diberi penapis (filter) warna yang berbeda disorotkan ke layar putih di ruang gelap. Penumpukan dua atau tiga cahaya berwarna ternyata menghasilkan warna cahaya yang lain (tidak dikenal) dalam pencampuran

Cat Rumah, generally known as household paint, can be a kind of paint specifically created for use on the inside and exterior surfaces of properties. It's formulated to offer protection and decoration to varied surfaces which include walls, ceilings, doorways, and windows. Cat Rumah is available in a variety of colours and finishes, making it possi

Paintbrushes are already An important Software for artists and craftsmen for hundreds of years, with evidence in their use dating again to ancient civilizations. The earliest recognised paintbrushes have been produced from purely natural resources such as animal hair, feathers, and plant fibers. These primitive brushes have been made use of to appl

Cat epoxy is usually a variety of epoxy coating exclusively created for use on flooring. This is a sturdy and extended-Long lasting solution for safeguarding and improving the looks of concrete, wood, and other sorts of flooring. Cat epoxy is built up of a two-component resin and hardener that, when mixed alongside one another, develop a chemical r

Gypsum is usually a delicate sulfate mineral composed of calcium sulfate dihydrate, Together with the chemical system CaSO4·2H2O. It is actually widely used as being a fertilizer, in building, and as a soil Modification. Gypsum is often a The natural way developing mineral that's found in sedimentary rock formations. It is commonly located in big