solar cooking supplies

• solar cookers international has online ordering of solar cooking-related products here
   
• thermometers: good, inexpensive oven thermometers can be ordered bulk here (note that these thermometers can also be immersed in water to measure its temperature):

  chaney instrument co.
  965 wells st
  po box 70
  lake geneva, wi 53147
  262.248.8707 fax
  sales@chaney-inst.com

  model#: 00820
  price: $1.20/each
  minimum order: 72
  contact: rita
  
  a giant site dealing with thermometers is here.
   

• commercial solar cooker models
   
• reflective film (also: the steven foundation has quantities of reflective mylar� polyester film available for solar cooker construction. the 3-mil film comes in rolls 62-inches wide. this film proved more resistant to ultraviolet (uv) damage than did a similar product from a different manufacturer. interested parties would be responsible for shipping expenses, and would be invited to provide a modest donation in support of the foundation. contact: jaroslav vanek. tel: 607 257 7109, e-mail: jv19@cornell.edu)
   
• temperature measuring equipment
   
• water-quality testing kit: idexx (1 idexx drive westbrook maine, 04092 tel: 207/856-0300) manufactures and sells colilert, a 24-hour epa-approved coliform and e. coli test that can be used in the field. microbiologist bob metcalf of solar cookers international and others have used this simple, light-weight kit to test the drinking water brought from home by participants in solar cooking workshops. bob has written a guide to using the colilert test in the field which describes how to test effectively in developing countries without slavishly following the manufacturer's somewhat over-cautious recommendations. you'll find a comprehensive guide to solar water pasteurization here by dr. dale andreatta.