Specific gravity in brewing is the ratio of the density of the wort to that of water.

learn more… | top users | synonyms (1)

2
votes
1answer
67 views

adding 1 g to 5 g recipe - keep OG the same

So i've got a 5 gallon partial mash kit(OG 1.065), and I am looking to add around a gallon to increase my yield for the session. What formula could I use to know how much extra dme to use to keep ...
1
vote
2answers
815 views

Degrees Plato vs Specific Gravity

What is the difference between these measurements and is one better than the other for any particular use? Which measurement scale do you use, why?
1
vote
1answer
219 views

Why does gravity increase between pre-boil and pitching?

My handy-dandy "Beer Craft" book has a handful of recipes with useful information, including expected targeted pre-boil gravity, original gravity, and final gravity. Their pale ale recipe, for ...
1
vote
1answer
430 views

How can this BeerSmith 2 gravity calculation be correct?

My beersmith brew sheet printout gives me some gravity numbers that I can't make head or tail of: How can the pre-boil gravity (when I haven't added 57% of the malt yet) be 1,084, while the ...
1
vote
2answers
719 views

Seeking formula for adding sugar disolved in water to produce specific gravity

I have seen several tables, notably, http://winemaking.jackkeller.net/hydrom.asp http://www.beer-wine.com/learning/how-adjust-specific-gravity http://www.brsquared.org/wine/CalcInfo/HydSugAl.htm ...
1
vote
1answer
342 views

Final Gravity A Little Off

I am at day 12 of my first brew from a True Brew Belgian Ale. I checked the gravity at day 6 (the kit said I could be ready to bottle after 7 days even though everyone says let it go for a few ...
0
votes
2answers
514 views

Can I derive Final Gravity from Original Gravity and ABV?

I think the answer is yes. Since we use OG and FG to determine ABV ... I would assume we could do the same with ABV and OG to determine FG, right?
0
votes
2answers
248 views

Should I be disappointed?

Just started, so my question is very basic. I got Coopers Lager Kit, did everything by instructions, temperature has been stable at 22-24C but gravity doesn't go down. OG was 1.039, dropped to 1.020 ...