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Melamine resin. Melamine resin or melamine formaldehyde (also shortened to melamine) is a resin with melamine rings terminated with multiple hydroxyl groups derived from formaldehyde. This thermosetting plastic material is made from melamine and formaldehyde. [1] In its butylated form, it is dissolved in n -butanol and xylene.
Marking of product made of Melamine. Melamine / ˈmɛləmiːn / ⓘ is an organic compound with the formula C 3 H 6 N 6. This white solid is a trimer of cyanamide, with a 1,3,5-triazine skeleton. Like cyanamide, it contains 66% nitrogen by mass, and its derivatives have fire-retardant properties due to its release of nitrogen gas when burned or ...
Lists of. Billboard. number-one singles. This is a list of songs that have peaked at number one on the Billboard Hot 100 and the magazine's national singles charts that preceded it. Introduced in 1958, the Hot 100 is the pre-eminent singles chart in the United States, currently monitoring the most popular singles in terms of popular radio play ...
† – The biggest number-one listed by each artist reflects its overall performance on the Hot 100, as calculated by Billboard, and may not necessarily be the single which spent the most weeks at No. 1 for the artist, such as Madonna's "Like a Virgin" (six weeks at No. 1, compared to seven for "Take a Bow"), among other examples on the list ...
The Food and Drug Administration (FDA) of the Philippines, formerly the Bureau of Food and Drugs (BFAD / ˈ b iː f æ d /; 1982–2009), is a health regulatory agency under the Department of Health created on 1963 by Republic Act No. 3720, amended on 1987 by Executive Order 175 otherwise known as the "Food, Drugs and Devices, and Cosmetics Act", and subsequently reorganized by Republic Act No ...
Boyz II Men remained at the top of the Billboard Hot 100 chart for 50 weeks during the 1990s. They scored five number-one songs, with three of them spending over 10 weeks atop the chart. The song "One Sweet Day", performed by Mariah Carey and Boyz II Men, spent 16 weeks on top of the chart and became the longest-running number-one song in ...
Recycling codes on products. Recycling codes are used to identify the materials out of which the item is made, to facilitate easier recycling process. The presence on an item of a recycling code, a chasing arrows logo, or a resin code, is not an automatic indicator that a material is recyclable; it is an explanation of what the item is made of.
The following is a list of chemicals published as a requirement of Safe Drinking Water and Toxic Enforcement Act of 1986, commonly known as California Proposition 65, that are "known to the state to cause cancer or reproductive toxicity" as of January 3, 2020. [1] As a result of lawsuits, the list also contains substances known only to cause ...