Essays about: "Glass wool"

Showing result 21 - 22 of 22 essays containing the words Glass wool.

1. 21. Purification of arsenic contaminated water using ferrihydrite with consideration to current circumstances in Burkina Faso

   University essay from Uppsala universitet/Institutionen för geovetenskaper

   Author : Linn Ambjörnsson; Katti Ewald; Erika Johansson Kling; Anna Larsson; Selenius Marie; Svedberg Elin; [2016]
   Keywords : Arsenic; ferrihydrite; adsorption; drinking water; Burkina Faso;

   Abstract : Ferrihydrite in a suspension has been studied as a solution for purification of arsenic contaminated water. Many development countries, amongst them Burkina Faso, have arsenic in their groundwater and the current methods for purification are too expensive. READ MORE

3. 22. Chemical Bleaching of Wood and Its Aging : An Investigation of Mahogany, Walnut, Rosewood, Padauk and Purpleheart

   University essay from Carl Malmsten - furniture studies; Tekniska högskolan

   Author : Louise Kristiansson; [2012]
   Keywords : chemical bleaching; wood; veneer; furniture restoration; furniture conservation; walnut; rosewood; purpleheart; mahogany; padauk; blue wool scale; sun light exposure; wood ageing; wood color; kemisk blekning; trä; faner; komplettering; retuschera; möbelrestaurering; möbelkonservering; mahogny; valnöt; jakaranda; padouk; amarant; blåullskala; solblekning; solljusexponering; färg i trä; åldrande av trä;

   Abstract : This paper investigates chemical bleaching of wood and its ageing to make specie specific recommendations on which bleaching solutions to use when color adjusting veneer for furniture restoration.  In more detail, chemical bleaching of European walnut (Juglans regia), Rio rosewood (Dalbergia nigra), purpleheart (Peltogyne spp. READ MORE