Unascertained

The unascertained presence of harmful chemicals in the water supply caused widespread concern among the residents.

The origins of the lost civilization are still unascertained.

The identity of the anonymous caller remains unascertained.

The validity of the theory is yet unascertained.

The unascertained risks associated with the experimental drug have raised concerns among the medical community.

The unascertained extent of the damage to the historical monument worried preservationists.

The unascertained validity of the document cast doubt on its authenticity.

The unascertained effects of the new economic policies have created uncertainty in the financial markets.

The unascertained reason for his absence worried his colleagues.

The cost of repairing the damaged roof remains unascertained.

The reason behind the sudden drop in sales is still unascertained.

The unascertained accuracy of the survey data made it difficult to draw reliable conclusions.

His unascertained intentions made her hesitant to trust him.

The origin of the ancient artifact is unascertained.

The unascertained cause of the accident perplexed the investigators.

The motive for the crime was unascertained, leaving investigators puzzled.

The long-term effects of the experimental drug are unascertained.

The ownership of the disputed land is unascertained.

The author's intention in writing the ambiguous ending of the novel was left unascertained.

The unascertained consequences of climate change demand immediate action from world leaders.

The reason for the sudden power outage is unascertained.

The unascertained extent of the damage to the building was a cause for concern.

The unascertained source of the strange noise in the old house filled the residents with unease.

The mysterious symbols on the ancient artifact remained unascertained.

The meaning of the cryptic message was unascertained until the code was cracked.

The unascertained impact of climate change on the local ecosystem is a major concern for scientists.

The cause of the accident remains unascertained due to conflicting witness accounts.

The identity of the mysterious thief remains unascertained.

The unascertained location of the hidden treasure drove treasure hunters to search tirelessly.

The nature of the anomaly detected in the experiment was unascertained.

The unascertained cost of the project made it difficult to secure funding.

The unascertained presence of toxic chemicals in the water supply raised concerns among the residents.

The true intentions of the unascertained benefactor behind the anonymous donations remain a mystery.

The unascertained meaning behind the abstract painting sparked heated debates among art critics.

The unascertained source of the strange noise kept the residents on edge.

The company faced legal challenges due to unascertained violations of environmental regulations.

The unascertained identity of the anonymous donor added to the mystery of the generous gift.

The unascertained destination of the lost ship raised questions about its fate.

The location of the hidden treasure remains unascertained.

The total losses from the cyber attack are yet unascertained.

The impact of climate change on the ecosystem is largely unascertained.

The unascertained cause of the airplane crash led to a thorough investigation by aviation authorities.

The cause of the plane crash is currently unascertained.

The unascertained outcome of the election left the nation in suspense.

The true identity of the anonymous tipster is unascertained.

The unascertained future of the company's restructuring plan left employees uncertain about their jobs.

The source of the strange sound in the forest remains unascertained.

The source of the strange odor in the room remained unascertained.

The origins of the ancient artifact remain unascertained, leaving historians puzzled.

The unascertained cause of the power outage left the entire city in darkness.