Surfactants In Weed Control. Surfactants help herbicides do their job. When you're trying to kill weeds, you need to add a surfactant to the mix. Technically, a surfactant is a soluble compound that reduces the surface tension of liquids or reduces interfacial tension between two liquids or a liquid and a solid. In other words, it's a linear molecule with a hydrophilic (attracted to water) head and a hydrophobic (repelled by water) end.
Getting a New CDL in Georgia. 1  1. Obtain a commercial driverâs license manual. 2  2. Gather the required personal documents. 3  3. Take the documents to any DDS office location.  4. Pay the required 1  fees. 5. Take the written knowledge test.  6. Schedule a driving skills 1  test. 7. Attend your skills test appointment.  8. Receive your CDL.
The type of vehicle you intend to operate dictates your CDL classification, and vice versa. Classes for commercial driver licenses are: Class A. Class B. Class C. Each CDL classification is distinguished by the vehicle's gross vehicle weight rating (GVWR) among other items. Keep in mind that the CDL classification you apply for will determine not only the type of vehicle you are allowed to drive, but also which endorsements you may be required to obtain.