Full Idea
Given any facts, there will be a fusion of those facts. Given the facts that the ball is red and that it is round, there is a fused fact that it is 'red and round'.
Gist of Idea
Facts, such as redness and roundness of a ball, can be 'fused' into one fact
Source
Kit Fine (Guide to Ground [2012], 1.10)
Book Reference
'Metaphysical Grounding', ed/tr. Correia,F/Schnieder,B [CUP 2012], p.72
A Reaction
This is how we make 'units' for counting. Any type of thing which can be counted can be fused, such as the first five prime numbers, forming the 'first' group for some discussion. Any objects can be fused to make a unit - but is it thereby a 'unity'?