45 canlyniad
Rhestrir y canlyniadau yn ôl perthnasedd.
Cymraeg: hadau olew
Saesneg: oilseeds
Cymraeg: had olew
Saesneg: oilseed
Cymraeg: olew crai
Saesneg: crude oil
Cymraeg: olew llysiau
Saesneg: vegetable oil
Cymraeg: olew mwynol
Saesneg: mineral oil
Cymraeg: olew nwy
Saesneg: gas oil
Cymraeg: olew olewydd
Saesneg: olive oil
Cymraeg: olew palmwydd
Saesneg: palm oil
Cymraeg: olew siâl
Saesneg: shale oil
Cymraeg: olew tanwydd
Saesneg: fuel oil
Cymraeg: piblinell olew
Saesneg: oil pipeline
Cymraeg: planhigion olew
Saesneg: oil plants
Cymraeg: sector olew is
Saesneg: downstream oil sector
Cymraeg: hadau olew y tynnwyd yr olew ohonynt
Saesneg: oil extracted oilseeds
Cymraeg: capsiwlau olew pysgod
Saesneg: fish oil capsules
Cymraeg: cynhyrchion olew puredig
Saesneg: refined oil products
Cymraeg: echdynnu olew a nwy
Saesneg: oil and gas extraction
Cymraeg: olew blodau'r haul
Saesneg: sunflower oil
Cymraeg: Olew crai Brent
Saesneg: Brent Crude
Cymraeg: olew had rêp
Saesneg: rapeseed oil
Cymraeg: olew llysiau hydrogenaidd
Saesneg: hydrogenated vegetable oil
Cymraeg: rêp had olew
Saesneg: oilseed rape
Cymraeg: sector olew canol
Saesneg: midstream oil sector
Cymraeg: sector olew uwch
Saesneg: upstream oil sector
Cymraeg: Cymdeithas Dechnegol Llosgi Olew
Saesneg: OFTEC
Cymraeg: Cymdeithas Dechnegol Llosgi Olew
Saesneg: Oil Firing Technical Association
Cymraeg: dyfais llosgi olew gwastraff
Saesneg: waste oil burning appliance
Cymraeg: ffrwd cymysgu olew nwy
Saesneg: gas oil blending stream
Cymraeg: hadau rêp had olew
Saesneg: oilseed rape seeds
Cymraeg: storfa olew tanwydd amaethyddol
Saesneg: agricultural fuel oil installation
Cymraeg: gweithrediadau olew a nwy ar y môr
Saesneg: offshore oil and gas operations
Cymraeg: gweithrediadau olew a nwy ar y tir
Saesneg: onshore oil and gas operations
Cymraeg: gwresogi ag olew neu nwy
Saesneg: oil and gas heating
Saesneg: International Oil Pollution Compensation Funds
Saesneg: The Olive Oil (Marketing Standards) Regulations 2014
Saesneg: The Oil and Fibre Plant Seed (Wales) Regulations 2004
Saesneg: offshore oil and gas exploration and exploitation
Saesneg: The Oil and Fibre Plant Seeds (Amendment) (Wales) Regulations 2003
Saesneg: The Water Resources (Control of Pollution) (Oil Storage) (Wales) Regulations 2016
Saesneg: The Offshore Petroleum Activities (Oil Pollution Prevention and Control) Regulations 2005
Cymraeg: Rheoliadau Adnoddau Dŵr (Rheoli Llygredd) (Silwair, Slyri ac Olew Tanwydd Amaethyddol) (Cymru) 2010
Saesneg: The Water Resources (Control of Pollution) (Silage, Slurry and Agriculture Fuel Oil) (Wales) Regulations 2010
Cymraeg: Rheoliadau Adnoddau Dŵr (Rheoli Llygredd) (Silwair, Slyri ac Olew Tanwydd Amaethyddol) (Cymru) 2010
Saesneg: Water Resources (Control of Pollution) (Silage, Slurry and Agriculture Fuel Oil) (Wales) Regulations 2010
Saesneg: Pipe-lines, Petroleum, Electricity Works and Oil Stocking (Miscellaneous Amendments) (EU Exit) Regulations 2018
Cymraeg: Confensiwn Bod yn Barod am Lygredd Olew, Ymateb Iddo a Chydweithredu mewn Perthynas ag Ef 1990
Saesneg: Oil Pollution Preparedness, Response and Co-operation Convention 1990
Saesneg: Merchant Shipping (Oil Pollution Preparedness, Response and Co-operation Convention) Regulations 1998