Effects of Long-Term Exposure to an Electronic Containment System on the Behaviour and Welfare of Domestic Cats Effects of Long-Term Exposure to an Electronic Containment System on the Behaviour and Welfare of Domestic Cats Make an Enquiry Name: Please leave this field empty. Email: Phone: Suburb: Postcode: Please describe the Pets you have: (Example - Dog, Border Collie, 2 years old): Block Size: Comments: Please prove you are human by selecting the tree.