Update index

cards.md

@@ -115,6 +115,7 @@ order: -1
 			<li><a href="{{ 'external/lab-hsa/lab-coats' | relative_url }}">Lab coats</a></li>
 			<li><a href="{{ 'external/lab-hsa/personal-alert-safety-system' | relative_url }}">Personal alert safety system (PASS)</a></li>
 			<li><a href="{{ 'external/lab-hsa/shipment' | relative_url }}">Shipment of a biological or chemical sample</a></li>
+			<li><a href="{{ 'external/lab-hsa/spill-bsc' | relative_url }}">How to deal with a spill in a BSC</a></li>
 			<li><a href="{{ 'external/lab-hsa/waste' | relative_url }}">Chemical and Biological Waste Management</a></li>
 
 		</ul>