| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T49 |
0-44 |
Sentence |
denotes |
The experimental setup is shown in Figure 1. |
| T50 |
45-287 |
Sentence |
denotes |
The aerosol consisted of 10% NaCl in water from a nebulizer (Omron NE-C28P, mass median aerodynamic diameter of 3 μm) fed through one of the lung ports of a dummy head (Laerdal airway management trainer) lying face upward on an optical bench. |
| T51 |
288-484 |
Sentence |
denotes |
Prior to measurement, the airway was primed with aerosol by turning on the nebulizer briefly while squeezing the attached lung ten-times, then waiting for 30 s for the exhaled aerosol to disperse. |
| T52 |
485-638 |
Sentence |
denotes |
A fume extractor was running continuously above the head (ULT Jumbo Filter Trolley 2.0 running at 0.3 m/s in a position 15 cm above the tip of the nose). |
| T53 |
639-730 |
Sentence |
denotes |
After initiating the camera acquisition, the lung was squeezed by hand to deliver a breath. |
| T54 |
731-810 |
Sentence |
denotes |
These were measured to deliver 300 ml quite reproducibly (wright respirometer). |
| T55 |
811-932 |
Sentence |
denotes |
For the breath duration of 1 s, the average flow of 0.3 l/s is similar to the peak flow for a normal breath 0.5 m/s [26]. |
| T56 |
933-1084 |
Sentence |
denotes |
The aerosol was visualized with a conical laser sheet generated with a 488 nm DPSS laser (Coherent Sapphire 75 mW) and axicon lens (Thorlabs AX1220-A). |
| T57 |
1085-1246 |
Sentence |
denotes |
The conical cyan sheet surrounds the face at a distance of approximately 2.5 cm from the nose and at a closer distance at the cheek to allow space for the masks. |
| T58 |
1247-1347 |
Sentence |
denotes |
A beam block was used at the axicon’s aperture to prevent direct illumination of parts of the dummy. |
