A food emulsifier, also called an emulgent, is a surface-active agent that acts as a border between two immiscible liquids such as oil and water, allowing them to be blended into stable emulsions. Emulsifiers also reduce stickiness, control crystallization and prevent separation.
On average, the cost for quartz countertops without installation fees included is about $75 per square foot. Although the price varies by brand and manufacturer, here are some of the average costs based on quality: 1  Low-quality quartz: $50 to $60 per square foot.  Mid-quality quartz: $60 to $70 per square foot.
Sometimes just referred to as quartz, other times called engineered stone, this is gorgeous stuff. It offers a wider variety of colors than granite and can also hold up better under certain conditions, even if it canât quite match graniteâs raw beauty. Engineered quartz countertops: $30 to $170 per square foot.