"bal - agen
- affinage
- affinage furnace
- AFTCOM
- after end
- after generation
- after hardening
- afterblow
- afterblowing period
- afterburner
- afterfractionating tower
- aftergeneration of acetylene
- afterglow
- afterheat
- afternoon shift
- afterproduct
- aftershrinkage
- aftertreatment
- aftertreatment cell
- afterworking
- AGAP process
- agaric mineral
- agate mortar
- age at elevated temperature
- age hardening
- age softening
- age-hardened
- age-hardening
- age-hardening alloy
- age-hardening element
- age-hardening precipitation
- age-hardening range
- age-hardening region
- aged bath
- aged condition
- ageing alloy
- ageing effect
- ageing hardness
- ageing mechanism
- ageing of magnetic materials
- ageing of solution