HOW TO MAKE A SECCHI DISK MATERIALS: • 20 cm diameter circle of acrylic disk 3 8” or 1 2” in thickness (aluminum or steel may be substituted, but wood is not recommended) • 15 cm circle or square of 1 8” galvan - Square nut - Document - PDFSEARCH.IO

First Page	Meta Content
	HOW TO MAKE A SECCHI DISK MATERIALS: • 20 cm diameter circle of acrylic disk 3/8” or 1/2” in thickness (aluminum or steel may be substituted, but wood is not recommended) • 15 cm circle or square of 1/8” galvan Add to Reading List Document Date: 2013-03-10 05:00:00 Open Document File Size: 2,12 MB Share Result on Facebook IndustryTerm Spray paint alternating quadrants / paint / steel plate / paint dry / black rust resistant spray paint / flat white rust resistant spray paint / steel / galvanized steel disk / / SocialTag Chemistry Corrosion Washer Galvanization Nut Wire rope Rust Secchi disk Screw Construction

HOW TO MAKE A SECCHI DISK MATERIALS: • 20 cm diameter circle of acrylic disk 3/8” or 1/2” in thickness (aluminum or steel may be substituted, but wood is not recommended) • 15 cm circle or square of 1/8” galvanAdd to Reading List