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- alkaline number 2
- AlkalineFuelCell 1
- All-Ukrainian Student Olympiad 1
- All-Ukrainian student Olympiad 1
- Allfusion Process Modeller v7.2 environment 1
- alliteration 1
- alloyed metallurgical waste 1
- alluvial deposits 1
- Alopex lagоpus 1
- ALTAIR-8,4 1
- alternating current 1
- alternative development 1
- alternative energy source 1
- alternative energy sources 3
- alternative energy sources are 1
- alternative fuels 2
- alternative little-known source of electricity 1
- alternative source 1
- alternative sources of heating 1
- alternative types of energy resources 1