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The Internet has many places to ask questions about anything imaginable and find past answers on almost everything.

How is phenolic resin made?

Phenolic resins are formed between phenols and aldehydes to give either novolacs or resoles (shown in Figure 9). These then cross-link either by heating in the case of resoles or using curing agents in the case of novolacs. This leaves chains with a high content of aromatic rings, each with a phenol group attached.

How is urea formaldehyde resin made?

Urea is manufactured from carbon dioxide and ammonia at a temperature of 135–200 °C and at a pressure of 70–230 atmospheres. Formaldehyde is manufactured by the oxidation of methanol which can be produced from the reaction of carbon dioxide with hydrogen or can be derived from petroleum.

What does urea formaldehyde smell like?

Formaldehyde is a colorless chemical, that packs a strong pickle-like odor, that is commonly used in the manufacturing process for many household items like furniture, flooring, glues, and pressed-wood.

What is the most durable everyday dinnerware?

Below, eight durable dinnerware sets that won’t chip or scratch:

  • AmazonBasics 18-Piece Dinnerware Set, Service for 6. …
  • Corelle Livingware Sand Sketch 16-Piece Dinnerware Set. …
  • Handi-Ware 16-Piece Melamine Dinnerware Set, Service for 4, Break & Chip Resistant. …
  • Adkins 16-Piece Dinnerware Set. …
  • Zak Designs Confetti Plastic Plates.

Which is better stoneware or ceramic?

The quality of the products will be dependant of the quality and purity of the clay that is used to create them, but as a general rule, Stoneware and Porcelain will be the two more durable forms of ceramic, which are commonly used as tableware at home.

Are ceramic dinner plates good?

For example, ceramic dinner sets are great for most people because the material is hearty, dishwasher safe, and looks fancier than it often costs, but it can make eating with metal utensils a noisy affair.

Are toilets made of porcelain?

Today, nearly all toilets are made of bone-white porcelain, not designer colors, and both the color and material are largely for public health reasons.

Are toilets made of ceramic or porcelain?

Most toilets are made of porcelain, or Vitreous China, while some toilet are made of ceramic. There hasn’t been a material to dethrone porcelain for toilets and probably won’t be for a while. It is durable, reliable and doesn’t give at the most inopportune time.