Text this: Lightweight bricks made of diatomaceous earth, lime and gypsum

 __   _      ___     __   _     _____     ______  
| || | ||   / _ \\  | || | ||  |  ___||  /_   _// 
| '--' ||  | / \ || | '--' ||  | ||__      | ||   
| .--. ||  | \_/ || | .--. ||  | ||__     _| ||   
|_|| |_||   \___//  |_|| |_||  |_____||  /__//    
`-`  `-`    `---`   `-`  `-`   `-----`   `--`