Are you looking at your costs for API 653 Tank Cleaning Program? Hydrocarbon Solutions Inc has a variety of procedures from the Well Head to the Export Terminal. Connect with us to discuss where we can assist in cost reduction, improved efficiencies. Our products are application neutral, inasmuch they have no adverse effect upon the crude oil DNA, nor process equipment downstream. If more information on any of these applications is of interest get in contact with us. Regards Hydrocarbon Solutions, Inc Jack McLean - jmtankman@gmail.com Chris Hastings - chrisfhastings@icloud.com