Table 7 Descriptions of sounds divided by category.

HumanVocal

Vocal sounds made by human, such as coughing and laughing

HumanContact

Actions performed by human, such as walking on the snow and knocking on the door.

HumanScene

Complex event that involves humans, such as football game.

NaturalAnimal

Sounds made by animals such as birds and crickets.

NaturePhenomenon

Sounds generated by natural phenomena such as wind and waves (excluding sounds made by animals).

NatureSemi

Sounds resembling sounds occurring in nature, such as people blowing air or splashing water.

ObjectContact

Sounds made by contact between two objects, such as a ball hitting a bat.

ObjectRustle

Sounds made by object, such as a rustling plastic bag.

ToolVehicles

Sounds related to vehicles (cars, boats, planes) as well as their parts.

ToolMechanical

Sounds made by mechanical tools, such as scissors and handsaw.

ToolMachine

Sounds made by a machine or electric device, such as a drill.

ToolElectronic

Electronic devices such as television and radio.

BellAlarm

All kinds or alarms and sirens.

BellOrdinary

Bells such as doorbells and church bells.

BellSynthetic

All synthesized sounds.