What is polyether used for in dentistry? Polyether impression materials are used for taking impressions when producing dental restorations. Hydrophilic to provide accurate impressions in moist conditions, polyether impression materials come in various viscosities from lightweight/soft to heavyweight and have varying set times. What is reversible hydrocolloid used for? Reversible hydrocolloids have been used since […]
Does Finland want Karelia back?
Does Finland want Karelia back? Some smaller groups, such as ProKarelia, continue to campaign for the peaceful return of Karelia. However, no serious political party has openly supported this goal, and Finnish politicians generally say there is no need for it, citing Finland’s peace treaty with Russia. What is the meaning of Soviet Socialist Republics? […]
Can JSON contains binary data?
Can JSON contains binary data? The JSON format natively doesn’t support binary data. The binary data has to be escaped so that it can be placed into a string element (i.e. zero or more Unicode chars in double quotes using backslash escapes) in JSON. What is binary type of data? In statistics, binary data is […]
Why racemic mixture is optically inactive?
Why racemic mixture is optically inactive? Racemic mixture is optically inactive due to the fact that in equimolecular mixture of enantiomeric pairs the rotation caused by the molecules of one enantiomer is cancelled by the rotation caused by the molecules of other enantiomer. This is the reason why racemic mixture becomes optically inactive. Which is […]
What is on a builders spec sheet?
What is on a builders spec sheet? The specification sheet lists the materials that will be used, therefore giving all involved a better idea of how the finished home will look. Some of the things commonly included in specification sheets are the materials to be used and the installation requirements for certain materials. How do […]
What is calcium hydroxide powder?
What is calcium hydroxide powder? What is calcium hydroxide? Calcium hydroxide is an odorless white powder. It’s used in industrial settings, such as sewage treatment, paper production, construction, and food processing. It also has medical and dental uses. For example, root canal fillings often contain calcium hydroxide. Is baking powder calcium hydroxide? Baking soda has […]
How do I add Mobi files to my Kindle library?
Who won the Geography Bee 2019?
Who won the Geography Bee 2019? Nihar Janga The 31st annual National Geographic Bee was held in Washington, D.C. and hosted by Mo Rocca. It is sponsored by the National Geographic Society…. 31st National Geographic Bee Date May 19–22, 2019 Location Washington, D.C. Winner Nihar Janga Age 14 Why was the geography bee discontinued? In […]