# Commission Implementing Decision (EU) 2017/2117 of 21 November 2017 establishing best available techniques (BAT) conclusions, under Directive 2010/75/EU of the European Parliament and of the Council, for the production of large volume organic chemicals (notified under document C(2017) 7469) (Text with EEA relevance), Division BAT 53:: In order to prevent or reduce emissions of organic compounds to air from cooling of the EO absorbent in the EO recovery unit, BAT is to use one of the techniques given below.

Extent: E+W+S+N.I.

Technique
Description
Applicability
a.
Indirect cooling
Use indirect cooling systems (with heat exchangers) instead of open cooling systems
Only applicable to new plants or major plant upgrades
b.
Complete EO removal by stripping
Maintain appropriate operating conditions and use online monitoring of the EO stripper operation to ensure that all EO is stripped out; and provide adequate protection systems to avoid EO emissions during other than normal operating conditions
Only applicable when technique a. cannot be applied

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Source: https://www.legislation.gov.uk/eudn/2017/2117/annex/division/6/division/6.2/division/BAT+53 (the official version)
Page: https://openlegislation.uk/eu-decision-2017-2117/annex/division-6/division-6.2/division-BAT+53
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.