A Fact (n.) is a construction constructed such that when it is constructed successfully it appears to be unconstructed and participants are 'convinced' that they have not been convinced'.
A Fact (n.) is capable of being quickly created or destroyed in brief conversational exchanges in the laboratory.
A Fact (n.) is capable of coming to have always been a fact at a very particular moment in time (as a result of a series of laboratory events, exchanges, and negotiation).
A Fact (n.) is knowable to us because we have developed them in circumstances that are under our complete control.
A Fact (n.) is made by gathering allies in many places. The scientist is a kind of accumulator.
A Fact (n.) is only viewed as timeless because of the limits of our language.
A Fact (n.) is precisely where there is a matter of concern, where there is a disagreement and around which people gather.
A Fact (n.) is simply a claim that it is too expensive to challenge.
A Fact (n.) is that whereby, once established, social factors disappear.