PHOTO GALLERY
TDS & TSS Testing
Joshua Roubik vacuum filtering a wastewater sample for TDS & TSS testing in the NAU Environmental Engineering Lab.
Credit: Mellisa Yin
TDS & TSS Testing
Filters after vacuum filtration of water and wastewater samples in the NAU Environmental Engineering Lab.
Credit: Mellisa Yin.
TDS & TSS Testing
Joshua Roubik places filters and evaporating dishes in the drying oven for TDS & TSS testing in the NAU Environmental Engineering Lab.
Credit: Mellisa Yin
