Search results
Results from the WOW.Com Content Network
Rust converters are chemical solutions or primers that can be applied directly to an iron or iron alloy surface to convert iron oxides into a protective chemical barrier. These compounds interact with iron oxides, especially iron(III) oxide , converting them into an adherent black layer ( black oxide ) that is more resistant to moisture and ...
This late Georgian Bedale Leech House in Bedale, North Yorkshire, England, is a unique example [1] of a building constructed to keep live medicinal leeches (Hirudo medicinalis) healthy prior to their sale by the local apothecary [2] to doctors and private individuals for the purpose of blood letting as a medical procedure to cure or prevent a variety of illnesses and diseases.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Lustron houses are prefabricated enameled steel houses developed in the post-World War II era United States in response to the shortage of homes for returning G.I.s by Chicago industrialist and inventor Carl Strandlund. Considered low-maintenance and extremely durable, they were expected to attract modern families who might not have the time ...
The drops sold for a cent each and sold over $1,000 in one day! In 1865, the business was operated by John's son Edward and soon supplied to nearly 500 pharmacies throughout the Washington DC area. At its peak, the Leadbeaters employed 12 salesmen throughout Virginia, West Virginia, and North Carolina to promote their wholesale and mail order ...
Evans Lustron House in Columbus, Indiana. This is a list of notable Lustron houses. A Lustron house is a home built using enameled metal. There were about 2500 prefabricated homes built in this manner. [1] [2] Numerous Lustron houses have been listed on the National Register of Historic Places. [3]
Methods of control include directly adjusting the pH, adding phosphates, silicates as an alternative corrosion inhibitor, or adding bicarbonates for buffer. [ 2 ] Orthophosphates may be added in tap water treatment systems to prevent leaching of lead and copper from water pipes and reduce the ion content in tap water to safer, legal levels. [ 2 ]
Copper belfry of St. Laurentius church, Bad Neuenahr-Ahrweiler Metals used for architectural purposes include lead, for water pipes, roofing, and windows; tin, formed into tinplate; zinc, copper and aluminium, in a range of applications including roofing and decoration; and iron, which has structural and other uses in the form of cast iron or wrought iron, or made into steel.