It always means that it's a product which has been reviewed and approved by Underwriters Laboratories.
Underwriters Laboratories. They're a safety consulting and certification outfit. Their mark on a product means its been tested and been deemed as meeting their safety criteria.
The mark on food service equipment that indicates it meets food equipment standards is typically the NSF (National Sanitation Foundation) mark or the UL (Underwriters Laboratories) mark. These certifications ensure that the equipment complies with health and safety regulations, making it safe for food preparation and service. Additionally, equipment may also carry the ETL (Electrical Testing Laboratories) mark, indicating it meets certain performance and safety standards.
There is no specific electric "SI mark." In the field of electrical engineering, the SI (International System of Units) is used to measure quantities like current (amperes), voltage (volts), and resistance (ohms). Additionally, there are safety marks and certifications like the CE mark which indicate compliance with European regulations for electrical equipment.
Equipment such as Electrical, Safety wear (overalls, gloves, glasses) Sports equipment, the marjority of all the building materials used in the schools construction, Tables, Chairs, Fire equipment, electronics used in computers and peripherals - The range goes on and on
Mark Dean majored in electrical engineering.
93%
Means they may have been around for a while. Stretch marks are usually lighter in color
What root word means mark
The belt itself is rubber and wouldn't have a mark. The mark is usually at the top of the engine and one on the upper belt gear that when they are facing one another means your on the money.
This usually means it has a "P" mint mark which is often not printed. It stands for Philadelphia. Also your coin may be worn too much and the mint mark is not visible any more.
usually, sterling means silver
If there isn't a mint mark on a US coin, usually it means that such a coin was minted in Philadelphia.