Refractometers; Thermometers other than for medical use; Calibration devices for calibrating salt meters, potassium meters, calcium meters, nitrate meters, and conductivity meters; Ion selective meters used to measure ion concentrations; Fruit firmness penetrometer; meters for measuring chlorophyll in plants; Soil and plant testing device, namely, ion concentration testers and penetrometers for testing physical properties of soil and plants
Electrical and Scientific ApparatusGeotextiles; Geotextiles for erosion control; Pavers; Erosion control mats for construction; Non-metallic paving blocks; Non-metal wire fencing; Non-metal gates and fencing; Insect screens, not of metal; Non-woven and woven geotextiles for the purposes of reinforcement of the soil, filtration, separation, drainage and erosion control; Geotextile cells for base reinforcement of the soil and erosion control; Poly monofilament support cables; Geotextile grids for road reinforcement; non-metal fencing and netting for erosion control and silt containment
Nonmetallic Building Materials