{"schemaVersion":"ready-scan.discovery-surface.v1","id":"urn:readyscan:corpus:buyer-question:road-guard-interlock-q122811057-answer-65d326bfc92cd21a8b2c","key":"buyer_question:road-guard-interlock-q122811057-answer-65d326bfc92cd21a8b2c","kind":"buyer_question","slug":"road-guard-interlock-q122811057-answer-65d326bfc92cd21a8b2c","canonicalUrl":"https://directory.readyscan.ai/corpus/buyer-question/road-guard-interlock-q122811057-answer-65d326bfc92cd21a8b2c","machineUrl":"https://directory.readyscan.ai/discovery/corpus/buyer-question/road-guard-interlock-q122811057-answer-65d326bfc92cd21a8b2c.json","datePublished":"2026-10-25","dateModified":"2026-10-25","materialFingerprint":"fnv1a64:951730ebe56772b7","membershipFingerprint":"fnv1a64:3771f01efca12d72","relatedEntitySlugs":["road-guard-interlock-q122811057"],"relatedSurfaceKeys":["buyer_question:road-guard-interlock-q122811057-answer-57fead6360459da3dada","buyer_question:road-guard-interlock-q122811057-answer-9265b322a303790938f1","buyer_question:road-guard-interlock-q122811057-answer-b4b2cb04cd8644dfb102","buyer_question:road-guard-interlock-q122811057-answer-f7db0d1d679336daf419","evidence:road-guard-interlock-q122811057"],"sourceIds":["ready-scan-subjects"],"provenance":[{"snapshotId":"road-guard-interlock-q122811057-content-2882f14e9daeb0e2-snapshot","sourceId":"ready-scan-subjects","sourceRecordId":"Q122811057","sourceRevisionId":"Q122811057:content:43cf12e8756cc53c","sourceContentHash":"fnv1a64:2bcbf2e679712e4e","recordRevisionId":"Q122811057:content:43cf12e8756cc53c","recordContentHash":"fnv1a64:143a1886ea7221f4","sourceCanonicalUrl":"https://roadguardinterlock.com/","sourceModifiedAt":"2026-10-25T00:27:18.566Z","observedOn":"2026-10-25","permission":{"basis":"public_information","evidenceUrl":"https://roadguardinterlock.com/"},"attributionUrl":"https://roadguardinterlock.com/"}],"quality":{"method":"same_kind_unique_trigram_floor","minimumUniqueTrigramRatio":0.3,"status":"passed"},"title":"How does an interlock device work?","summary":"Cited source answers across 1 active corpus record.","question":"How does an interlock device work?","answers":[{"entitySlug":"road-guard-interlock-q122811057","entityName":"Road Guard Interlock","answer":"“When you start your vehicle, you have to blow into a mouthpiece that’s connected to the ignition interlock device, sometimes called an in-car breathalyzer. The interlock device will then measure your breath alcohol concentration (BrAC) and automatically determine whether your BrAC is low enough to allow the car to start.”","sourceUrls":["https://roadguardinterlock.com/support/ignition-interlock-device-frequently-asked-questions/"]}]}