compacting, tillage, windrow, frost heave, subgrade, mulching, aeration, sedimentation, soil erosion, soils, harrow, disking, swarf, frost heaving, coulters, percolation, planarity, topsoil, subbase, comminution, cementation, hilling, desiccation, ruts, conveyor, ingression, moldboard, discing, vibration, hammermill, volatilization, oxidisation, underdrain, flocculation, ensiling, floc, corrugation, silt, spall, degas, gradients, gravel, friability, waviness, gelation, compressibility, trommel, aerification, centrifugation, granulate, sorption, impaction, retting, biofouling, silage, crossflow, carbides, chippings, trencher, nitrification, tillering, pulverizer, spading, crusting, warpage, drainage, molecular sieve, sinkage, chamfering, tilth, workpiece, stover, dunnage, puddling, portland cement, sediment, elastic modulus, soakaway, laminations, nitriding, degradation, moisture, coring, roughening, recrystallization, compactor, caliche, machinability, roadbeds, solids, pearlite, deformation, denitrification, moldboard plow, hydrophobicity, inhomogeneity, densification, underlayment, sodic, disc harrow, swales, acoustic impedance, cooling, wetting, crosslinking, curing, drying, sintering, condensation, hydration, leaching, vaporization, absorption, hardening, quenching, shrinkage, bleaching, chilling, compression, relaxation, adjoint, decision, deflection, diffusion, excitation, interaction, polarization, saturation, aggregation, alignment, analog, annealing, called, cavity, clustering, collection, constrained

grind, mill, pulverisation, pulverization

powder metallurgy

compressing, concentration

concretion, crunch, crush