Rajendra Industrial Corporation is One of the leading Manufacturer, Supplier & Exporter of Quality Socket Weld Outlets. A Socket Weld Outlet is the same basic design as a welding Outlet  or threading Outlet  where the major difference is that a Socket Weld Outlet has a socket for welding versus a buttweld connection that a Welding Outlet has. On drawings, a Socket Weld Outlet is denoted as SOL.
The type of medicine commonly used in preventer inhalers is a steroid. Steroids work by reducing the inflammation in the airways. When the inflammation has gone, the airways are much less likely to become narrow and cause symptoms such as wheezing.f you have an exacerbation (flare-up) of your asthma symptoms, you may be advised to take the preventer inhaler more often. It takes 7-14 days for the steroid in a preventer inhaler to build up its effect. This means it will not give any immediate relief of symptoms (like a reliever does).
Long-Acting Asthma Inhalers â Bronchodilator Drugs. These are less common and come in a different colour, as they're usually green inhalers. They also belong to the class of bronchodilators and they are effective for up to 12 hours.Salmeterol is one of the most common long-acting bronchodilators, along with Formoterol.lue Inhalers â Bronchodilator Drugs. This is the most common group of inhalers (also called reliever inhalers) which contain bronchodilator drugs (usually salbutamol). Bronchodilator simply means that the drug allows the airways in your lungs to dilate and let more air in.