[CHILI GraFx] Watermark in sandbox output

docs/CHILI-GraFx/concepts/sandbox/index.md

@@ -6,6 +6,10 @@ A sandbox environment is like a test version of the CHILI GraFx platform or appl
 
 This means that any changes made in the sandbox will not affect the production data. The sandbox allows you to test new features to make sure they work properly before they are used in the live version.
 
+Output generated in a sandbox environment has a watermark and is not counted as a [render](/CHILI-GraFx/concepts/renders/).
+
+![screenshot](sample.jpeg)
+
 ## Production
 
 Production is the live version of CHILI GraFx that customers use to access and use the actual platform and applications. It is where all the real work happens, and any changes made in production are immediately reflected to the end-users. 
@@ -28,4 +32,4 @@ Depending on your contract CHILI GraFx is hosted on a multi-tenant or private te
 
 The timeframe when a Sandbox is updated is equal for all customers on the same tenant.
 
-With a private tenant, you have more control on the timing when a Sandbox or Production setup is upgraded.
+With a private tenant, you have more control on the timing when a Sandbox or Production setup is upgraded.