To use Snippets inside any content block or text box across your workspace, you have two options:
Using the "/" slash commands.
Typing "!" as a shortcut to pull up your snippet categories.
Below is the quickest way to use a snippet on a task description:
Navigate to a Project, then open a Task.
In the task description, type "!" to pull up your list of Snippets.
Click or hit "enter" to automatically bring in your snippet's content.