MétaCan
Menu
Back to cohort
Record W7044314857

VOLATILE ORGANIC COMPOUNDS FROM AUTOMOTIVE MANUFACTURING

2005· dissertation· en· W7044314857 on OpenAlexaboutno aff

Bibliographic record

VenueMacSphere (McMaster University) · 2005
Typedissertation
Languageen
FieldEnvironmental Science
TopicEnvironmental Policies and Emissions
Canadian institutionsnot available
Fundersnot available
KeywordsAutomotive industryChristian ministryVolatile organic compoundGeneral motorsPollution preventionAir pollutionClean Air ActAir quality index
DOInot available

Abstract

fetched live from OpenAlex

Smog events continue to occur in Southern Ontario and maximum ground level ozone concentrations exceed the Canada Wide Standard (CWS). Ontario’s automotive manufacturing sector, while perceived as a significant contributor to volatile organic compounds (VOC) emissions (an ozone precursor) at 10 kt per year, contributes only 1.5% of Ontario’s 649 kt annual emissions. Canada’s current VOC guideline for automotive surface coating for new facilities at 55 g/m2 is higher than Europe’s new standard at 45 g/m2 or Germany’s at 35 g/m2. However, Canada’s VOC guideline for automotive surface coating for existing facilities at 55 g/m2 is lower than Europe’s standard at 60 g/m2. Canadian auto manufacturers have made significant reductions since the early 1990’s and are now achieving VOC emissions on average of approximately 36 g/m2. General Motors (GM) new paint shop for its Oshawa Car Plant is expected to achieve VOC emissions of approximately 15 g/m2 in 2006. Therefore, it can be concluded that through a combination of voluntary (Ontario’s Anti Smog Action Plan - ASAP), regulatory (air permitting) and corporate initiatives (emission reduction objectives and common paint shop designs), Ontario’s automotive manufacturers are achieving VOC emission performance found in the most stringent European jurisdiction (Germany), and with new installations (i.e. GM Oshawa Car) will approach the performance of US Environmental Protection Agency (EPA) Best Available Control Technology (BACT) standards. Considering the above, it is recommended that the Ontario Ministry of the Environment should continue with its current approach of using the ASAP program and air permitting to control VOC emissions from Ontario’s automotive manufacturers. It is also recommended that the Ministry of the Environment consider, in consultation and cooperation with the Canadian Council of Ministers of the Environment (CCME) and the automotive manufacturing sector in Ontario, updating the New Source Performance Standards and Guidelines for the Reduction of VOC Emissions from Canadian Automotive Original Equipment Manufacturers (OEM) Coating Facilities to reflect the current performance of the Ontario automotive manufacturing sector.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.090
Threshold uncertainty score0.179

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0020.002
Science and technology studies0.0010.000
Scholarly communication0.0010.000
Open science0.0000.001
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0080.003

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.007
GPT teacher head0.184
Teacher spread0.178 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2005
Admission routes1
Has abstractyes

Explore more

Same venueMacSphere (McMaster University)Same topicEnvironmental Policies and EmissionsFrench-language works237,207