{
  "physical_parts": [
    "fresh sample port",
    "sealed dip-tube enclosure entry",
    "bottle",
    "support screen",
    "integral funnel",
    "sealed hinged door",
    "viewing window",
    "selected collection outlet"
  ],
  "conditions": [
    "short/close sample path under actual method",
    "door/bottle fit and walkway orientation",
    "compatible receiver",
    "separate demonstrated ventilation"
  ],
  "excluded": [
    "flush circuit",
    "utility air",
    "eductor network",
    "door-valve interlock",
    "capture efficiency",
    "sampling procedure"
  ]
}