Silver Bars. Bars are the most common form of silver for investments. Bars come in many different weights and sizes, with the standard sizes being 1 oz, 5 oz, 10 oz, 1 kilo, and 100 oz. The larger the size of the bars that you order, the lower the price per oz that you should expect to pay.ilver Prices. One of the most important factors when it comes to buying silver bullion are silver spot prices. The spot price of silver is more or less the going rate for the metal calculated per troy ounce (31.1034768 grams).
Best Answer: There are three main types of Glue; Water based, Solvent Based, Chemical curing. Water based glues are made of natural or synthetic polymers, mixed in water, and are used when one of more surface is porous (e.g. wallpaper paste). They are slow to dry and will not stick non-porous materials like plastic.Water based adhesives are typically made of Water, Polymer, Thickener, Additives to improve strength Solvent based glue are a synthetic adhesive polymer mixed in solvent. They are used to stick non-porous surfaces and are fast drying.ater based glues are made of natural or synthetic polymers, mixed in water, and are used when one of more surface is porous (e.g. wallpaper paste).
Glue sticks are solid adhesives in twist or push-up tubes. The user can apply glue by holding the open tube, thus keeping their fingers clean. Because of their ease of use, and their economic value, glue sticks are a popular school and office supply.he first solvent free multipurpose glue stick that could be used for other materials (e.g. wood, glass and some plastics) was the PowerPritt, which was put on the market in 2003. There is also a Pritt X, launched in 2010.