Adhesion
Alignment systems (shaft)
Balances, mass
Calorimetry (steam qualify)
Clarity
Coating thickness
Corrosion
Crack/flaw
Density
Dimension gauging
Dust level
Dynamic balancing systems
Flash point
Force
Geiger-Müller counters
Gloss (paint materials)
Hardness testers
Humidity
Leak detection
Levelling & sag
Light level
Magnetic material
Melt flow indices
Moisture content
Noise/sound level
Oil in water
Optical/Visual (incl. fibre-based camera scopes)
Particle size
Pinhole/porosity
Pipe-line integrity
Pyrometers
Radiographic inspection
Roughness
Scratch
Strain gauging
Stroboscopes
Surface roughness
Tachometers
Temperature
Temperature profiling
Thermal imaging
Thickness, wall, plating
Velocity
Vibration/machine health
Viscosity
Water-in-oil
X-Ray testing