Pastāsti draugiem par šo preci:
Water Fluoridation Principles & Practices (M4) (Awwa Manuals) American Water Works Association 5th edition
Do you have a profile? Pierakstīties
Saņemiet paziņojumus par jauniem American Water Works Association izdevumiem
Pievienot savam iMusic vēlmju sarakstam
Water Fluoridation Principles & Practices (M4) (Awwa Manuals)
American Water Works Association
Fluoridation is the addition of the chemical fluoride in drinking water to reduce tooth decay. Since fluoridation treatment became common practice over 50 years ago, tooth decay has been reduced 40 to 65 percent.
This manual provides data and guidance on the design, operation, and maintenance of fluoridation systems in water treatment. Coverage includes human health effects of fluoride, calculating dosage, feed systems, installation, operation, maintenance, and defluoridation.
| Mediji | Grāmatas Paperback Book (Grāmata ar mīksto vāku un līmēto muguru) |
| Izlaists | 2005. gada 2. novembris |
| ISBN13 | 9781583213117 |
| Izdevēji | American Water Works Association |
| Lapas | 89 |
| Izmēri | 216 × 278 × 8 mm · 335 g |
| Valoda | Angļu |