...these experiments appeared evidently to be inexhaustible. "It is hardly necessary to add, that anything which any insulated body or system of bodies can continue...limitation, cannot possibly be a material substance. It appears to me to be extremely difficult, if not quite impossible, to form any distinct idea of anything...

...source of the heat generated by friction in these experiments appeared evidently to be inexhaustible." cannot possibly be a material substance ; and it appears...not quite impossible, to form any distinct idea of anything capable of being excited and communicated in the manner the heat was excited and communicated...

...experiments appeared evidently to be inexhaustible." " It is hardly necessary to add that anything which any insulated body or system of bodies can continue to furnish without limitation 42 THEORY OF HEAT CHAP, i cannot possibly be a material substance ; and it appears to me to be extremely...

...evidently to be inexhaustible. [The italics are Rumford's.] It is hardly necessary to add that anything which any insulated body or system of bodies can continue...not quite impossible, to form any distinct idea of anything capable of being excited and communicated in those experiments, except it be MOTION." With...

...appeared evidently to be inexhaustible. "It is hardly necessary to add that anything which any ineulated body, or system of bodies, can continue to furnish...not quite impossible, to form any distinct idea of anything capable of being excited and communicated in the manner the heat was excited and communicated...

...propriety, can be called caloric1!" And, further — "It is hardly necessary to add that anything which an insulated body or system of bodies can continue to...it appears to me to be extremely difficult, if not impossible, to form any distinct idea of anything capable of being excited, and communicated in the...

...rubbed the caloric is rubbed or squeezed out of it ; but, as Rumford argued, " anything which a body can continue to furnish without limitation cannot possibly be a material substance." At about the same time Davy showed that two pieces of ice may be melted by rubbing them together in...

...excluded by the conditions, he concludes as follows: " It is hardly necessary to add that anything which any insulated body, or system of bodies, can...possibly be a material substance; and it appears to me extremely difficult, if not quite impossible, to form any distinct idea of anything capable of being...

...heat was not a material substance. In a paper published in 1798 he states his case thus : " Anything which any insulated body, or system of bodies, can...not quite impossible, to form any distinct idea of anything capable of being excited and communicated in these experiments except it be motion." 112....

...propriety, can be called caloric ? " And, further — " It is hardly necessary to add that anything which an insulated body or system of bodies can continue to...it appears to me to be extremely difficult, if not impossible, to form any distinct idea of anything capable of being excited, and communicated in the...