thermal-chemical treating
71Spa — This article is about the therapeutic spa. For other uses, see Spa (disambiguation). Ayurvedic spa in Goa, India. The term spa is associated with water treatment which is also known as balneotherapy. Spa towns or spa resorts (including hot… …
72Serendipity — is the effect by which one accidentally discovers something fortunate, especially while looking for something else entirely. The word has been voted as one of the ten English words that were hardest to translate in June 2004 by a British… …
73Desalination — This article is about removing salt from water. For soil desalination, see Soil salinity control. Water desalination Methods Distillation Multi stage flash distillation (MSF) Multiple effect distillation (MED|ME) Vapor compression (VC) Ion… …
74Ailanthus altissima — Tree of Heaven Large …
75Nd:YAG laser — with lid open showing frequency doubled 532 nm green light Nd:YAG laser rod …
76Neutron Capture Therapy of Cancer — Neutron Capture Therapy (NCT) is a noninvasive therapeutic modality for treating locally invasive malignant tumors such as primary brain tumors and recurrent head and neck cancer. It is a two step procedure: first, the patient is injected with a… …
77Gold — This article is about the metal. For the color, see Gold (color). For other uses, see Gold (disambiguation). platinum ← gold → mercury …
78Lubricant — A lubricant is a substance introduced to reduce friction between moving surfaces. It may also have the function of transporting foreign particles and of distributing heat. The property of reducing friction is known as lubricity. A good lubricant… …
79Natural gas — For other uses, see Natural gas (disambiguation). Natural gas extraction by countries in cubic meters per year. Natural gas is a naturally occurring gas mixture consisting primarily of methane, typically with 0–20% higher hydrocarbons[1] …
80Potassium hydroxide — Potassium hydroxide …
