Understanding Farmstead Odor Measurement Guide by Douglas W. Hamilton

Douglas W. Hamilton Waste Management Specialist Biosystems and Agricultural Engineering Making Sense of SmellsA Guide for Understanding Farmstead Odors Part 3: Odor Measurement -- Notes

Odors need not be so mysterious … • They have structure • They are measurable

How does it smell? How Long? How Much? How Strong? Odor Measurement

How does it smell? How Long? How Much? How Strong? Character Odor Measurement

How does it smell? How Long? How Much? How Strong? Character Persistence Odor Measurement

How does it smell? How Long? How Much? How Strong? Character Persistence Concentration Odor Measurement

How does it smell? How Long? How Much? How Strong? Character Persistence Concentration Intensity Odor Measurement

Measuring Notes and Odors

Character

Persistence

Persistence NH3

Persistence NH3 H3C-NH-CH3

Persistence NH3 CH3 H3C-NH-CH3 N

NH3 Recognition Level = 37,000 ppb

NH3 Detection Level = 17 ppb

NH3 Acute Hazard = 50,000 to 100,000 ppb

NH3 Chronic Exposure = 25,000 ppb

Understanding Farmstead Odor Measurement Guide by Douglas W. Hamilton

Understanding Farmstead Odor Measurement Guide by Douglas W. Hamilton

Presentation Transcript

Making Sense of Division

Making sense of a MAD experiment.

Making Sense of Middleware

SENSE-MAKING .

Making Sense of Smells A Guide for Understanding Farmstead Odors

of making sense...

Making Sense of Writing

Making Sense of Smells

Making Sense of a History Monograph

Making Sense of Culture

Making sense of voices

Making Sense of History

Making sense of SaaS

Making Sense of Maps

Making Sense of Models

Making Sense of Smells A Guide for Understanding Farmstead Odors

Making Sense of Smells A Guide for Understanding Farmstead Odors

of making sense...

Making Sense of Smells A Guide for Understanding Farmstead Odors

MAKING SENSE OF HISTORY:

Making Sense of Smells A Guide for Understanding Farmstead Odors