A human hair is about 0.1mm wide, or 100 000 nanometres (nm); far too wide to qualify as a nanomaterial, which consists of particles, tubes and structures ranging from 1 to 100nm in size…
Sewage is delivered to wastewater treatment plants (WWTPs) where benign microbial organisms within ‘activated sludge’ vessels contribute to the removal of harmful pathogens from the sewage…
Water treatment plants (WTP) take in source waters then remove 95-99% of blue-green algae (cyanobacteria) cells and the toxins they produce…