Questions with the keyword 'oil'

• As a main part of your job, you design pipes to safely that move oil or gas, and we both know that oil and gas’ are by Ghost to Neil Comments: (No comments so far )
• How can we stop our oil running out? by 534sftb22 to Neil Comments: (No comments so far )
• do the pipes you make use filtering systems to clean water oil and other liquadised substances by Bearded_Dragonz to Neil Comments: (No comments so far )