Take proper care of your pet


Treating Rusty Metal: A Non-Toxic Solution

There are four main methods for dealing withand then put in another tank of alkaline
rusty metal including: mechanical removalsolution and the rust removed
(grinding, sand-blasting, etc.), specialtyelectrolytically. This is an effective
paints, acids, and chemical converters. Withprocess, but requires a topcoating within a
the exception of chemical conversion, mostfew days or rust will start. Because of the
procedures for removing rust involvecost of this type of operation, these
dangerous toxic chemicals or require specialfacilities are usually only available in
equipment.Mechanical  Removallarge  metropolitan areas.Chemical Conversion
One of the most common methods of removingA very old method of protecting metal from
rust is by the use of grinders, wire brushes,rusting is through chemical conversion.
sandpaper, and sand blasting. TheseBlacksmiths were probably the first to
mechanical methods physically remove the rustdiscover this procedure when they coated
from the metal surface. For minor rust,their tools with oil and then heated them in
sandpaper will effectively remove rust.Heavya forge. This process created a very hard
rust requires the use of power equipment thatcoating on the tool's surface, protecting it
tears the rust away from the surface,from rust. Known later as "magnetite," this
exposing bare metal. Sandblasting forcesvery hard form of iron oxide is one of the
large amounts of sand against the metalmost effective means of eliminating rust. And
surface, breaking down the rust and somebecause magnetite is chemically inert, it
metal into fine particles that separate fromdoes not react with oxygen or
the surface.Sand blasting is an effectivemoisture.Non-toxic  Alternative
process, but takes experience and specialized
equipment. Additionally, if the metal is notAn interesting solution to the toxic methods
primed immediately after sandblasting, rustmentioned above is a non-toxic paint that
will readily form on the porous metaluses the chemical conversion process. An
surface.Using mechanical methods requiresexample of this type of rust treatment is the
care because being too aggressive my damageRust Doctor ( Rust Doctor is non-toxic,
the  metal  surface.Special  Rust  Paintsnon-flammable, and biodegradable. It does not
have any strong or dangerous fumes and will
There are a few paints on the market thatnot damage paint, glass or plastic. If you
advertise the ability to seal or encapsulateget it on your hands, merely wash them with
rust. They have chemical structures that havesoap and water.Two factors make Rust Doctor
very tight molecules that will not allowunique as a rust control system. First, the
moisture or oxygen to reach the rusted metalpaint is a water based latex product,
surface. The effectiveness of these productsallowing brushes and spray equipment to be
varies, depending on application and surfacecleaned up with soap and water. In addition,
preparation.Because of the strong chemicalbecause there are no strong acids or solvents
nature of these products (toxic), glovesin Rust Doctor, it is non-flammable and can
should be worn and adequate ventilation isbe used in an enclosed environment without
important. Spraying requires special thinningfear of dangerous fumes. This is especially
solvents and specialized breathing equipment.useful when spraying Rust Doctor in a shop or
In addition to being highly toxic, most rustgarage.A second advantage of Rust Doctor is
paints are EXTREMELY FLAMMABLE and should bethe fact it includes a primer that creates an
handled  with  caution.Acidsexcellent base for topcoating with any kind
of paint. The Rust Doctor converts the rust
Use of acids to dissolve rust is anotherand primes the surface, all in one easy step.
method for rust control. A number of productsOnce the conversion process is complete, the
on the market that deal with rust containsurface is left with a heavy coating of this
phosphoric acid. Acids dissolve the rust andlatex primer. In one step, the rust is
leave behind a thin oxide coating on theconverted to magnetite and surface is primed.
surface. Because this coating is thin, itThis primed surface will accept sanding
needs to be protected by topcoating with aprimers, making it possible to create as
quality exterior paint.When using acids, itsmooth a surface as desired.So next time you
is important rinse off the metal before theare facing a piece of rusty metal, consider
acid begins attacking the solid metal thatall of your options carefully for removing
remains after the rust is dissolved. Glovesthe rust. Make sure to choose the very best
should be worn and adequate ventilation issolution for your specific needs. It may just
required when using acids. Because of thebe that the best, easiest solution for you is
strong fumes associated with acids, sprayinga one-step, non-toxic application of the Rust
requires special breathing equipment.AnotherDoctor.Rodger Busse owns The Rust Doctor.
process similar to the acid removal processThis one-step non-toxic solution allows you
is commercial stripping. In this process,to convet and paint over rusty metal in one
metal (even an entire car frame) is dipped ineasy step. Visit The Rust Doctor at It can
a large tank of caustic soda at an elevatedbe used on cars, trucks, boats, motorcycles,
temperature. After the paint is dissolved,farm equipment, and household items.
the metal is removed and rinsed with water



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