W wotan Joined 24 Dec 2007 Messages 10,977 Reaction score 317 Location Cheshire Country 27 Oct 2009 #2,956 Napier's bones, was a form of abacus used for multiplication.
Homesafe Joined 12 Oct 2007 Messages 6,307 Reaction score 419 Location Lancashire Country 28 Oct 2009 #2,957 Any form of arithmetic including multiplication would be very difficult if the arabs had'nt invented the '0'.
Any form of arithmetic including multiplication would be very difficult if the arabs had'nt invented the '0'.
W wotan Joined 24 Dec 2007 Messages 10,977 Reaction score 317 Location Cheshire Country 28 Oct 2009 #2,958 'O' rings are very useful at providing seals in many industrial and automotive applications. Wotan
K kidgreen61 Joined 8 Mar 2009 Messages 3,555 Reaction score 1,627 Location Staffordshire Country 28 Oct 2009 #2,959 As a plumber, I have found that ky jelly has several more applications than the one it was designed for.
As a plumber, I have found that ky jelly has several more applications than the one it was designed for.
C conny Joined 30 Jun 2008 Messages 16,758 Reaction score 2,298 Location Suffolk Country 28 Oct 2009 #2,960 For instance?
Homesafe Joined 12 Oct 2007 Messages 6,307 Reaction score 419 Location Lancashire Country 28 Oct 2009 #2,961 instance lubrication!
W wotan Joined 24 Dec 2007 Messages 10,977 Reaction score 317 Location Cheshire Country 28 Oct 2009 #2,962 Correct lubrication reduces friction.
Homesafe Joined 12 Oct 2007 Messages 6,307 Reaction score 419 Location Lancashire Country 28 Oct 2009 #2,963 friction produces heat energy.
K kidgreen61 Joined 8 Mar 2009 Messages 3,555 Reaction score 1,627 Location Staffordshire Country 29 Oct 2009 #2,964 The energy required to assemble some components, is reduced considerably by the use of a suitable lubricant.
The energy required to assemble some components, is reduced considerably by the use of a suitable lubricant.
W wotan Joined 24 Dec 2007 Messages 10,977 Reaction score 317 Location Cheshire Country 29 Oct 2009 #2,965 An extreme pressure lubricant, will typically contain compounds of boron phosphorus and sulphur. Wotan
An extreme pressure lubricant, will typically contain compounds of boron phosphorus and sulphur. Wotan
C conny Joined 30 Jun 2008 Messages 16,758 Reaction score 2,298 Location Suffolk Country 29 Oct 2009 #2,966 Sulphur is also present in matches. (OK so yu is edukated!)
W wotan Joined 24 Dec 2007 Messages 10,977 Reaction score 317 Location Cheshire Country 29 Oct 2009 #2,967 The production of matches was decimated by the introduction of the disposable gas lighter. (not reely edukated, just now a bit about a lot)
The production of matches was decimated by the introduction of the disposable gas lighter. (not reely edukated, just now a bit about a lot)
C conny Joined 30 Jun 2008 Messages 16,758 Reaction score 2,298 Location Suffolk Country 29 Oct 2009 #2,968 Certain gases are lighter than air and can be highly explosive. (I'm full of useless facts, so I am told. But who is the first one they come to when they have a question? )
Certain gases are lighter than air and can be highly explosive. (I'm full of useless facts, so I am told. But who is the first one they come to when they have a question? )
W wotan Joined 24 Dec 2007 Messages 10,977 Reaction score 317 Location Cheshire Country 29 Oct 2009 #2,969 I bet the situation is explosive, when they ask you where's the pram.
C conny Joined 30 Jun 2008 Messages 16,758 Reaction score 2,298 Location Suffolk Country 30 Oct 2009 #2,970 To which pram are you referring as there are already 3 knocking around and with a 4th grandchild due in April there will be requests for help towards another, no doubt.
To which pram are you referring as there are already 3 knocking around and with a 4th grandchild due in April there will be requests for help towards another, no doubt.