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Table 3 Petrifilm surface sampling sites

From: Longitudinal development of the dust microbiome in a newly opened Norwegian kindergarten

Sampling site

Room

Surface description

A

Main

Window ledge

B

Main

Square activity table

C

Main

Round activity table

D

Main

Countertop surrounding sink in kitchenette area

E

Toilet

Tiled wall above basin between diaper changing stations

F

Toilet

Tiled wall outside toilet cubicle

G

Toilet

Tiled wall above children’s hand washing basin

H

Kitchen

Wall above trash cans

I

Kitchen

Countertop surrounding sink

J

Kitchen

Ventilation hood above kitchen stove