Rapid Prototyping involved creating a working model of various parts of the system at a very early stage, after a relatively short investigation. The method used in building it is usually quite informal, the most important factor being the speed with which the model is provided.
There are water-and solvent-based -- also called oil-based -- polyurethane varnishes. Water-based polyurethanes are more environmentally friendly and safer to use than solvent-based, but they are not as resistant to wear and tear as solvent-based products.
Klean-StripÂ® Greenâ¢ Odorless Mineral Spirits is a unique, patent-pending formula that has no hazardous air pollutants*, no ozone depleting chemicals and 65% fewer VOCs than regular mineral spirits. Itâs also made with 65% more renewable resources and produces 65% lower fumes than traditional mineral spirits.lean-StripÂ® Greenâ¢ Odorless Mineral Spirits is a unique, patent-pending formula that has no hazardous air pollutants*, no ozone depleting chemicals and 65% fewer VOCs than regular mineral spirits. Itâs also made with 65% more renewable resources and produces 65% lower fumes than traditional mineral spirits.