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  2. Thermochromism - Wikipedia

    en.wikipedia.org/wiki/Thermochromism

    Thermochromic paints are seen quite often as a coating on coffee mugs, whereby once hot coffee is poured into the mugs, the thermochromic paint absorbs the heat and becomes colored or transparent, therefore changing the appearance of the mug. These are known as magic mugs or heat changing mugs. Another common example is the use of leuco dye in ...

  3. Teacup - Wikipedia

    en.wikipedia.org/wiki/Teacup

    A teacup is a cup for drinking tea. It generally has a small handle that may be grasped with the thumb and one or two fingers . It is typically made of a ceramic material and is often part of a set which is composed of a cup and a matching saucer or a trio that includes a small cake or sandwich plate.

  4. Conservation and restoration of ceramic objects - Wikipedia

    en.wikipedia.org/wiki/Conservation_and...

    Displaying an object improperly can cause damage either physical or chemically from the environment. One of the most common causes for damage is a ceramic piece falling over or off a shelf. To prevent this issue, many historic houses will line storage and display shelves with a thin layer of ethafoam (polyethylene foam) or bubble wrap. [2]: p.63

  5. Silicate mineral paint - Wikipedia

    en.wikipedia.org/wiki/Silicate_mineral_paint

    The addition of up to 5 mass percent of organic additives (e.g. acrylate dispersion, hydrophobisers, thickeners or similar) makes ready-to-use paint in containers possible. These are also called "dispersion silicate paints" (DIN 18363 Painting and coating work Section 2.4.1). The range of application for such silicate paints is significantly ...

  6. Hermetic seal - Wikipedia

    en.wikipedia.org/wiki/Hermetic_seal

    A hermetic seal is any type of sealing that makes a given object airtight (preventing the passage of air, oxygen, or other gases). The term originally applied to airtight glass containers but, as technology advanced, it applied to a larger category of materials, including metals, rubber, and plastics. Hermetic seals are essential to the correct ...

  7. Heat sealer - Wikipedia

    en.wikipedia.org/wiki/Heat_sealer

    Small impulse sealer Heat-sealed material lies on a warehouse floor. Notice the corded heat sealer to the left. Heat sealer used to prepare plastic bag of lettuce for shelf life testing Continuous band heat sealer. A heat sealer is a machine used to seal products, packaging, and other thermoplastic materials using heat. This can be with uniform ...